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Creators	Title	Comments & References		Year	Source	Page	AA	Categories
an alternate detection \n alternating one-way backs \n theodore annemann \n the marvellous discovery \n victor farelli \n the alternate detection \n theodore annemann \n logic \n francis j. baker \n two-person telepathy \n karl fulves \n one of fifty-two \n bob hummer \n easy as abc \n karl fulves \n blown away \n juan tamariz \n overthrow \n karl fulves 1934 sh-h-h--! it's a secret Theodore Annemann	An Alternate Detection	alternating one-way backs	Related to The Marvellous Discovery (Victor Farelli, 1931) Logic (Francis J. Baker, 1970) One of Fifty-Two (Bob Hummer, 1980) Easy as ABC (Karl Fulves, 1980) Overthrow (Karl Fulves, 2003) Variations Two-Person Telepathy (Karl Fulves, 1977) Blown Away (Juan Tamariz, 1987) Also published here The Alternate Detection (Theodore Annemann, 1937)	1934	SH-H-H--! It's A Secret	11		→ Cards / Principles / One Way / Miscellaneous → Cards / Effect Themes / Location / Challenge Locations / Challenge multiple Card Location
a card in flight!! \n card vanishes from deck and reappears at other side of window \n bob hummer \n the card on the window pane \n bob hummer \n the card on the window pane \n bob hummer \n a card in flight! \n bob hummer \n the card on the window pane \n bob hummer 1935 the jinx 1-50 Bob Hummer	A Card in Flight!!	card vanishes from deck and reappears at other side of window	Related to The Card on the Window Pane (Bob Hummer, 1980) Also published here The Card on the Window Pane (Bob Hummer, 1941) The Card on the Window Pane (Bob Hummer, 1952) A Card in Flight! (Bob Hummer, 1980)	1935	The Jinx 1-50 (Issue 14)	66		→ Cards / Effect Themes / Vanish / Single Card → Cards / Effect Themes / Traveling / Card(s) to impossible Location / Other item → Cards / Effect Themes / Penetration / With Other Objects / Glass (Window, Frame)
clubs/spades gaff \n used to make a card vanish \n bob hummer 1935 the jinx 1-50 Bob Hummer	Clubs/Spades Gaff	used to make a card vanish		1935	The Jinx 1-50 (Issue 14)	66		→ Cards / Gaffed Cards & Decks / Cards / Eccentric Gaffs
the puzzling speller \n progressive set-up, dealing placement \n bob hummer \n the puzzling speller \n bob hummer \n max abrams \n max abrams 1936 the jinx 1-50 Bob Hummer	The Puzzling Speller	progressive set-up, dealing placement	Related to Max Abrams (Max Abrams, 1981) Also published here The Puzzling Speller (Bob Hummer, 1980)	1936	The Jinx 1-50 (Issue Winter Extra 1935/36)	83		→ Cards / Principles / Spelling → Cards / Effect Themes / Spelling / Thought-of Cards → Cards / Principles / Stacked Deck Stuff / Spelling Stack / Partial
premo detection \n one-way backs, alternating \n charles t. jordan \n one of fifty-two \n bob hummer 1937 encyclopedia of card tricks Charles T. Jordan	Premo Detection	one-way backs, alternating	Related to One of Fifty-Two (Bob Hummer, 1980)	1937	Encyclopedia of Card Tricks	143		→ Cards / Principles / One Way / Miscellaneous → Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous
impromptu detection \n scratching as edge marks \n charles t. jordan \n charles t. jordan's "an impromptu detection" in "collected tricks" p. 39 \n a possible impossibility \n bob hummer \n knife edged \n karl fulves 1937 encyclopedia of card tricks Charles T. Jordan	Impromptu Detection	scratching as edge marks	Related to A Possible Impossibility (Bob Hummer, 1980) Variations Knife Edged (Karl Fulves, 2003) Also published here Charles T. Jordan's "An Impromptu Detection" in "Collected Tricks" p. 39	1937	Encyclopedia of Card Tricks	307		→ Cards / Principles / Locator Cards / Scratch-Marked → Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous
the magic separation \n face-up and face-down cards are shuffled, performer separates cards behind back so one pile consists of same amount of face up cards as the other, see collected secrets for variations \n bob hummer \n double separation \n warren wiersbe \n bob hummer \n hummer of a trick! \n robert page \n bob hummer \n the magic separation \n bob hummer 1940 half-a-dozen hummers Bob Hummer	The Magic Separation	face-up and face-down cards are shuffled, performer separates cards behind back so one pile consists of same amount of face up cards as the other, see Collected Secrets for variations	Variations Double Separation (Warren Wiersbe, Bob Hummer, 1946) Hummer of a Trick! (Robert Page, Bob Hummer, 1968) Also published here The Magic Separation (Bob Hummer, 1980)	1940	Half-A-Dozen Hummers	3		→ Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Red-Black Relationship
face up prediction \n spectator and performer turn cards over in the deck, number of reversed cards is predicted \n bob hummer \n hummer addition \n harry lorayne \n face up prediction \n bob hummer \n what about hummer's number? \n jon racherbaumer \n mixed cards and feelings \n reinhard müller \n predecktion \n steve beam 1940 half-a-dozen hummers Bob Hummer	Face Up Prediction	spectator and performer turn cards over in the deck, number of reversed cards is predicted	Related to Mixed Cards and Feelings (Reinhard Müller, 2006) Predecktion (Steve Beam, 2006) Variations Hummer Addition (Harry Lorayne, 1965) What About Hummer's Number? (Jon Racherbaumer, 1990) Also published here Face Up Prediction (Bob Hummer, 1980)	1940	Half-A-Dozen Hummers	4		→ Cards / Effect Themes / Prediction / Number Prediction → Cards / Effect Themes / Chaos & Order / Shuffle-Bored → Cards / Principles / Red-Black Relationship
lite-ning addition \n spectator removes an ace or a two face down, then a three or a four and so on, total of added values is divined \n bob hummer \n lite-ning addition \n bob hummer 1940 half-a-dozen hummers Bob Hummer	Lite-Ning Addition	spectator removes an ace or a two face down, then a three or a four and so on, total of added values is divined	Also published here Lite-Ning Addition (Bob Hummer, 1980)	1940	Half-A-Dozen Hummers	5		→ Cards / Gaffed Cards & Decks / Deck / Marked deck → Cards / Effect Themes / Number Effects / Miscellaneous
two card transpo \n one marked card in performer's inner pocket, one in the deck \n bob hummer \n two card transpo \n bob hummer 1940 half-a-dozen hummers Bob Hummer	Two Card Transpo	one marked card in performer's inner pocket, one in the deck	Also published here Two Card Transpo (Bob Hummer, 1980)	1940	Half-A-Dozen Hummers	6		→ Cards / Effect Themes / Transposition / Two Cards / Two Card Transposition
two card location \n behind back, with knife stabbed in the deck \n bob hummer \n two card locaction \n bob hummer 1940 half-a-dozen hummers Bob Hummer	Two Card Location	behind back, with knife stabbed in the deck	Also published here Two Card Locaction (Bob Hummer, 1980)	1940	Half-A-Dozen Hummers	8		→ Cards / Principles / One Way / Miscellaneous → Cards / Effect Themes / Location / Challenge Locations / Challenge multiple Card Location
card and ribbon \n ribbon with gummed sticker in pocket, selection vanishes from deck and is found attached on ribbon \n samuel berland \n bob hummer \n card and ribbon \n samuel berland \n bob hummer 1940 half-a-dozen hummers Samuel Berland, Bob Hummer	Card and Ribbon	ribbon with gummed sticker in pocket, selection vanishes from deck and is found attached on ribbon	Also published here Card and Ribbon (Samuel Berland, Bob Hummer, 1980)	1940	Half-A-Dozen Hummers	9		→ Cards / Principles / Sticky → Cards / Effect Themes / Traveling / Card(s) to Pocket / Single Card → Cards / Effect Themes / Location / Card on Rope/Ribbon → Hand Gimmicks / Thumb & Finger Tip
jogged card to inside pocket \n injogged card, deck held in right hand, card secretly transferred to inner right pocket \n bob hummer 1940 half-a-dozen hummers Bob Hummer	Jogged Card to Inside Pocket	injogged card, deck held in right hand, card secretly transferred to inner right pocket		1940	Half-A-Dozen Hummers	6		→ Cards / Sleights / Cloths and Cards / Loading the Pocket for later discovery → Cards / Sleights / Cloths and Cards / Producing (palmed) Cards from Pocket
breaking the spoon \n spoon apparently broken vanishes \n bob hummer 1941 after the dessert Bob Hummer	Breaking the Spoon	spoon apparently broken vanishes		1941	After the Dessert	14		→ Spoon & Fork
the whispering spirit \n packet is cut and subtracted from a unknown calculation (age x nine), amount of cards in packet is divined when result is named \n bob hummer \n the whispering spirit \n bob hummer 1941 the whispering spirit Bob Hummer	The Whispering Spirit	packet is cut and subtracted from a unknown calculation (age x nine), amount of cards in packet is divined when result is named	Also published here The Whispering Spirit (Bob Hummer, 1980)	1941	The Whispering Spirit	1		→ Cards / Effect Themes / Divination / Mind Reading / Mathematical → Cards / Sleights / Estimation / Visual Estimation
the four g men \n card is divined, name of cards printed on four cards, with newspaper black art \n bob hummer \n the four g men \n bob hummer \n the four g men \n bob hummer 1941 six more hummers Bob Hummer	The Four G Men	card is divined, name of cards printed on four cards, with newspaper black art	Also published here The Four G Men (Bob Hummer, 1952) The Four G Men (Bob Hummer, 1980)	1941	Six More Hummers	3		→ Cards / Principles / Black Art → Cards / Effect Themes / Gags & Curiousities / Force and unusual Discovery → Cards / Gaffed Cards & Decks / Cards / Black Art Back
the card on the window pane \n card through window \n bob hummer \n a card in flight!! \n bob hummer \n the card on the window pane \n bob hummer \n the card on the window pane \n bob hummer 1941 six more hummers Bob Hummer	The Card on the Window Pane	card through window	Related to The Card on the Window Pane (Bob Hummer, 1980) Also published here A Card in Flight!! (Bob Hummer, 1935) The Card on the Window Pane (Bob Hummer, 1952)	1941	Six More Hummers	5		→ Cards / Effect Themes / Penetration / With Other Objects / Glass (Window, Frame)
clubs/spades gaff \n used to make a card vanish \n bob hummer 1941 six more hummers Bob Hummer	Clubs/Spades Gaff	used to make a card vanish		1941	Six More Hummers	5		→ Cards / Gaffed Cards & Decks / Cards / Eccentric Gaffs
double thought \n two cards are located, edge marked deck with razor blade \n bob hummer \n double thought \n bob hummer \n double thought \n bob hummer 1941 six more hummers Bob Hummer	Double Thought	two cards are located, edge marked deck with razor blade	Also published here Double Thought (Bob Hummer, 1952) Double Thought (Bob Hummer, 1980)	1941	Six More Hummers	7		→ Cards / Principles / Locator Cards / Edgemarked → Cards / Effect Themes / Think a Card / limited Choice
a rare coin stunt \n coin in closed fist, other hand on top, quick upward motion and coin lies on top of fist \n bob hummer \n a rare coin stunt \n bob hummer \n follow up on hummer's rare coin stunt \n fay smith \n a rare coin stunt \n bob hummer 1941 six more hummers Bob Hummer	A Rare Coin Stunt	coin in closed fist, other hand on top, quick upward motion and coin lies on top of fist	Variations Follow Up on Hummer's Rare Coin Stunt (Fay Smith, 1953) Also published here A Rare Coin Stunt (Bob Hummer, 1952) A Rare Coin Stunt (Bob Hummer, 1980)	1941	Six More Hummers	11		→ Coin / Effect Themes / Penetration / Hand
a possible impossibility \n deck under handkerchief, packet cut and shuffled, bottom card remembered and packet replaced on deck, card is located, nail edge mark of entire deck \n bob hummer \n a possible impossibility \n bob hummer \n a possible impossibility \n bob hummer 1941 six more hummers Bob Hummer	A Possible Impossibility	deck under handkerchief, packet cut and shuffled, bottom card remembered and packet replaced on deck, card is located, nail edge mark of entire deck	Also published here A Possible Impossibility (Bob Hummer, 1952) A Possible Impossibility (Bob Hummer, 1980)	1941	Six More Hummers	12		→ Cards / Principles / Locator Cards / Edgemarked → Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous
imagination \n spectator throws invisible die and deals deck in that amount of packets, back of performed turned divines amount of packets \n bob hummer \n imagination \n bob hummer \n imagination \n bob hummer 1941 six more hummers Bob Hummer	Imagination	spectator throws invisible die and deals deck in that amount of packets, back of performed turned divines amount of packets	Also published here Imagination (Bob Hummer, 1952) Imagination (Bob Hummer, 1980)	1941	Six More Hummers	14		→ Dice (small) / Miscellaneous → Cards / Principles / Daub → Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Cards / Effect Themes / Dice & Cards
fantastric \n single card location, back turned for procedure, secret 10/9/8 count to find indicator card \n bob hummer \n fantastric \n bob hummer 1941 (ca.) fantastric Bob Hummer	Fantastric	single card location, back turned for procedure, secret 10/9/8 count to find indicator card	Also published here Fantastric (Bob Hummer, 1980)	1941 (ca.)	Fantastric	1		→ Cards / Effect Themes / Number Effects / 10, 9, 8,... Count → Cards / Principles / Placement Principles / Automatic Placement → Cards / Effect Themes / Location / Single Card
and now an improvement \n single card location, back turned for procedure, variation in the secret 10/9/8 count to always get a matching card \n bob hummer \n fantastric \n bob hummer 1941 (ca.) fantastric Bob Hummer	And Now an Improvement	single card location, back turned for procedure, variation in the secret 10/9/8 count to always get a matching card	Also published here Fantastric (Bob Hummer, 1980)	1941 (ca.)	Fantastric	2		→ Cards / Effect Themes / Number Effects / 10, 9, 8,... Count → Cards / Principles / Placement Principles / Automatic Placement → Cards / Effect Themes / Location / Single Card
call it a puzzle \n six discs with a different sign on each side are thrown and turned over while spelling a word, then one disc is hidden and performer turns back, he reveals which side is up on the hidden disc \n l. vosburgh lyons \n under-hand coin \n gerald kosky \n parity coin \n tieneblas \n heads or tails \n karl fulves \n the 'snappy' thirteen cent trick \n bob hummer 1942 the phoenix 1-50 L. Vosburgh Lyons	Call It A Puzzle	six discs with a different sign on each side are thrown and turned over while spelling a word, then one disc is hidden and performer turns back, he reveals which side is up on the hidden disc	Related to Parity Coin (Tieneblas, 1975) The 'Snappy' Thirteen Cent Trick (Bob Hummer, 1980) Variations Under-Hand Coin (Gerald Kosky, 1952) Heads or Tails (Karl Fulves, 1977)	1942	The Phoenix 1-50 (Issue 8)	29		→ Chip / Miscellaneous → Mental Magic / Effects / Divination
a card in flight! \n card vanishes from deck and reappears at other side of window \n bob hummer 1943 full deck of impromptu card tricks Bob Hummer	A Card in Flight!	card vanishes from deck and reappears at other side of window		1943	Full Deck of Impromptu Card Tricks	25		→ Cards / Effect Themes / Vanish / Single Card → Cards / Effect Themes / Traveling / Card(s) to impossible Location / Other item → Cards / Effect Themes / Penetration / With Other Objects / Glass (Window, Frame)
clubs/spades gaff \n used to make a card vanish \n bob hummer 1943 full deck of impromptu card tricks Bob Hummer	Clubs/Spades Gaff	used to make a card vanish		1943	Full Deck of Impromptu Card Tricks	25		→ Cards / Gaffed Cards & Decks / Cards / Eccentric Gaffs
bob hummer's whirling card \n \n bob hummer \n hummer's whirling card \n bob hummer 1943 hummer's whirling card Bob Hummer	Bob Hummer's Whirling Card		Also published here Hummer's Whirling Card (Bob Hummer, 1980)	1943	Hummer's Whirling Card	2		→ Cards / Principles / Thread Work → Cards / Effect Themes / Animation / Floatation → Thread / Invisible Thread / Miscellaneous
under cover \n ideas with a matchbook, as an ambush for a list, for a shiner, to pick up daub, picking up a coin \n milbourne christopher \n bob hummer \n graphite matchbox daub \n bob hummer 1944 the phoenix 51-100 Milbourne Christopher, Bob Hummer	Under Cover	ideas with a matchbook, as an ambush for a list, for a shiner, to pick up daub, picking up a coin	Also published here Graphite Matchbox Daub (Bob Hummer, 1980)	1944	The Phoenix 51-100 (Issue 53)	218		→ Match & Matchbox / Matchbox/Matchbook → Cards / Principles / Daub → Cards / Principles / Shiner
to all who are winning the war with hummer's magic \n \n bob hummer 1944 six-trix for 1944 Bob Hummer	To All Who are Winning the War with Hummer's Magic			1944	Six-Trix for 1944	2		→ Articles / Intros & Epilogues
hummer's bible trick \n bible book test, prediction of word, with playing cards \n bob hummer \n hummer's bible trick \n bob hummer 1944 six-trix for 1944 Bob Hummer	Hummer's Bible Trick	bible book test, prediction of word, with playing cards	Also published here Hummer's Bible Trick (Bob Hummer, 1980)	1944	Six-Trix for 1944	3		→ Cards / Principles / Gray Code / De Bruijn Sequence → Book / Book Test
hummer's magazine test \n with playing cards \n bob hummer \n hummer's magazine test \n bob hummer 1944 six-trix for 1944 Bob Hummer	Hummer's Magazine Test	with playing cards	Also published here Hummer's Magazine Test (Bob Hummer, 1980)	1944	Six-Trix for 1944	5		→ Book / Magazine Test → Cards / Principles / Gray Code / De Bruijn Sequence
by mail (nail) \n packet extracted from case, bottom card remembered and shuffled \n bob hummer \n by mail \n bob hummer 1944 six-trix for 1944 Bob Hummer	By Mail (nail)	packet extracted from case, bottom card remembered and shuffled	Also published here By Mail (Bob Hummer, 1980)	1944	Six-Trix for 1944	6		→ Cards / Principles / Locator Cards / Nailnick → Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous
take your hat off (this will burn 'em up) \n with flash paper under cover of a hat \n bob hummer \n hot head \n bob hummer \n take your hat off \n bob hummer 1944 six-trix for 1944 Bob Hummer	Take Your Hat Off (This will burn 'em up)	with flash paper under cover of a hat	Also published here Hot Head (Bob Hummer, 1949) Take Your Hat Off (Bob Hummer, 1980)	1944	Six-Trix for 1944	6		→ Match & Matchbox / Match / Relighting already struck match → Light & Fire / Flash Paper & Material
impossible location \n impossible location, with hair \n bob hummer \n impossible location \n bob hummer 1944 six-trix for 1944 Bob Hummer	Impossible Location	impossible location, with hair	Also published here Impossible Location (Bob Hummer, 1980)	1944	Six-Trix for 1944	7		→ Cards / Principles / Mark a Position → Cards / Principles / Thread Work → Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous
do as i do \n with hair \n bob hummer \n do as i do \n bob hummer 1944 six-trix for 1944 Bob Hummer	Do As I Do	with hair	Also published here Do As I Do (Bob Hummer, 1980)	1944	Six-Trix for 1944	7		→ Cards / Principles / Thread Work → Cards / Effect Themes / Do as I Do / Two Decks
latest miser's dream gag \n verbal ambiguity, getting spectator's money \n bob hummer \n latest miser's dream gag \n bob hummer 1944 six-trix for 1944 Bob Hummer	Latest Miser's Dream Gag	verbal ambiguity, getting spectator's money	Also published here Latest Miser's Dream Gag (Bob Hummer, 1980)	1944	Six-Trix for 1944	8		→ Games / Bar Bets & Puzzles → Coin / Effect Themes / Gags / Miscellaneous
thot-ography \n spectator remembers card and its position from top ten cards, klondike shuffle, marked key card with needle scratch, see collected secrets for more references \n bob hummer \n thotograhy \n bob hummer 1945 thotography Bob Hummer	Thot-Ography	spectator remembers card and its position from top ten cards, Klondike shuffle, marked key card with needle scratch, see Collected Secrets for more references	Also published here Thotograhy (Bob Hummer, 1980)	1945	Thotography	1		→ Cards / Principles / Key Card / Key Card Principles → Cards / Effect Themes / Think a Card / limited Choice → Cards / Principles / Locator Cards / Scratch-Marked
personality test \n face-up/face-down prediction of number of cards, weird, cato related, personality type presentation \n bob hummer \n personality test \n bob hummer 1945 3 pets Bob Hummer	Personality Test	face-up/face-down prediction of number of cards, weird, CATO related, personality type presentation	Also published here Personality Test (Bob Hummer, 1980)	1945	3 Pets	1		→ Cards / Principles / Multiple Out → Cards / Effect Themes / Prediction / Off-beat Predictions → Cards / Principles / Binary / CATO & Parity
the 'snappy' thirteen cent trick \n two nickels and three pennies, spectator can turn one sort of coins over while performer's back is turned, revelation of which coins are turned over \n bob hummer \n the 'snappy' thirteen cent trick \n bob hummer 1945 3 pets Bob Hummer	The 'snappy' Thirteen Cent Trick	two nickels and three pennies, spectator can turn one sort of coins over while performer's back is turned, revelation of which coins are turned over	Also published here The 'Snappy' Thirteen Cent Trick (Bob Hummer, 1980)	1945	3 Pets	1		→ Coin / Effect Themes / Mental Stuff → Mental Magic / Effects / Divination
the moon die mystery \n number from one to six is thought of, three sides of a die are shown to spectator and he is asked if he sees his number, repeated three times and number is divined, without performer ever looking at the dice \n bob hummer \n the moon die mystery \n bob hummer 1945 3 pets Bob Hummer	The Moon Die Mystery	number from one to six is thought of, three sides of a die are shown to spectator and he is asked if he sees his number, repeated three times and number is divined, without performer ever looking at the dice	Also published here The Moon Die Mystery (Bob Hummer, 1980)	1945	3 Pets	2		→ Dice (small) / Divination → Mental Magic / Effects / Divination
forward \n \n bob hummer 1945 little stranger Bob Hummer	Forward			1945	Little Stranger	1		→ Articles / Intros & Epilogues
little stranger \n spectator places some red cards in his left and right trouser and jacket pockets, performer divines number \n bob hummer \n hummer's little stranger \n bob hummer \n marble memories \n barrie richardson \n selected suit divination \n tom craven 1945 little stranger Bob Hummer	Little Stranger	spectator places some red cards in his left and right trouser and jacket pockets, performer divines number	Related to Selected Suit Divination (Tom Craven, 2006) Variations Marble Memories (Barrie Richardson, 2005) Also published here Hummer's Little Stranger (Bob Hummer, 1980)	1945	Little Stranger	1		→ Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Effect Themes / Red Black / Miscellaneous → Cards / Effect Themes / Super-Senses / Packet thickness → Cards / Principles / Red-Black Relationship
double separation \n packet shuffled face-up face-down, then statement over condition made and colors separated \n warren wiersbe \n bob hummer \n the magic separation \n bob hummer \n the magic separation \n bob hummer 1946 mental cases with cards Warren Wiersbe, Bob Hummer	Double Separation	packet shuffled face-up face-down, then statement over condition made and colors separated	Inspired by The Magic Separation (Bob Hummer, 1940) The Magic Separation (Bob Hummer, 1980)	1946	Mental Cases With Cards	11		→ Cards / Effect Themes / Super-Senses / Sense of Touch / Miscellaneous → Cards / Effect Themes / Red Black / Separation / by Magician / Miscellaneous → Cards / Principles / Red-Black Relationship
hummer's 18 card mystery \n spectator takes eighteen cards and turns over the top two cards and cuts the pile, that step is repeated as often as he likes, then the performer takes the cards behind his back and divines the amount of reversed cards, see collected secrets for links to variations \n bob hummer \n hummer's 18 card mystery \n bob hummer 1946 face up face down mysteries Bob Hummer	Hummer's 18 Card Mystery	spectator takes eighteen cards and turns over the top two cards and cuts the pile, that step is repeated as often as he likes, then the performer takes the cards behind his back and divines the amount of reversed cards, see Collected Secrets for links to variations	Also published here Hummer's 18 Card Mystery (Bob Hummer, 1980)	1946	Face Up Face Down Mysteries	1		→ Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Binary / CATO & Parity
hummer's swindle \n spectator takes sixteen cards and turns over the top two cards and cuts the pile behind his back, that step is repeated as often as he likes, then the performer takes the cards behind his back and without looking reverses all cards back in order \n bob hummer \n hummer's swindle \n bob hummer 1946 face up face down mysteries Bob Hummer	Hummer's Swindle	spectator takes sixteen cards and turns over the top two cards and cuts the pile behind his back, that step is repeated as often as he likes, then the performer takes the cards behind his back and without looking reverses all cards back in order	Also published here Hummer's Swindle (Bob Hummer, 1980)	1946	Face Up Face Down Mysteries	2		→ Cards / Effect Themes / Chaos & Order / Packet → Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Binary / CATO & Parity
the lonely card \n cato routine, cards turned face up, performer takes packet behind back and reverses all cards except selection \n bob hummer \n the lonely card \n bob hummer \n return of the lonely card \n peter duffie \n robin robertson 1946 face up face down mysteries Bob Hummer	The Lonely Card	CATO routine, cards turned face up, performer takes packet behind back and reverses all cards except selection	Variations Return of the Lonely Card (Peter Duffie, Robin Robertson, 2004) Also published here The Lonely Card (Bob Hummer, 1980)	1946	Face Up Face Down Mysteries	2		→ Cards / Effect Themes / Chaos & Order / Packet → Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Binary / CATO & Parity
the little moonies \n cato routine, cards with moon faces printed on them, one way they are smiling held the other way the are sad, spectator marks two cards on the pack and cuts them in the deck, performer takes cards behind back, all moons are in smiling orientation except marked two \n bob hummer \n the little moonies \n bob hummer \n the little moonies \n bob hummer 1946 face up face down mysteries Bob Hummer	The Little Moonies	CATO routine, cards with moon faces printed on them, one way they are smiling held the other way the are sad, spectator marks two cards on the pack and cuts them in the deck, performer takes cards behind back, all moons are in smiling orientation except marked two	Also published here The Little Moonies (Bob Hummer, 1956) The Little Moonies (Bob Hummer, 1980)	1946	Face Up Face Down Mysteries	3		→ Cards / Effect Themes / Coincidence / Miscellaneous → Cards / Principles / Binary / CATO & Parity
thoto (the world's smallest trick) \n one card location, cards marked with pin behind back \n bob hummer \n thoto \n bob hummer 1947 3 trix new easy to do Bob Hummer	Thoto (The World's Smallest Trick)	one card location, cards marked with pin behind back	Also published here Thoto (Bob Hummer, 1980)	1947	3 Trix New Easy To Do	1		→ Cards / Effect Themes / Think a Card / limited Choice → Cards / Principles / Locator Cards / Scratch-Marked
kilroy gets around \n message appears on card, mathematical procedure \n bob hummer \n kilroy gets around \n bob hummer 1947 3 trix new easy to do Bob Hummer	Kilroy Gets Around	message appears on card, mathematical procedure	Also published here Kilroy Gets Around (Bob Hummer, 1980)	1947	3 Trix New Easy To Do	1		→ Paper / Appearing Writing/Photos... → Cards / Effect Themes / Divination / Mind Reading / Mathematical
something new (and easy to do) \n living and dead test, spectator writes two names of living and one of dead person on playing cards, divination of which is which \n bob hummer \n something new \n bob hummer 1947 3 trix new easy to do Bob Hummer	Something New (and easy to do)	living and dead test, spectator writes two names of living and one of dead person on playing cards, divination of which is which	Also published here Something New (Bob Hummer, 1980)	1947	3 Trix New Easy To Do	2		→ Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Cards / Principles / One Way / Miscellaneous → Mental Magic / Effects / Living and Dead Test
instruction sheet for improved it's murder \n with rotatable disk, spectator selects murder and victim while performer's back is turned, both are divined \n bob hummer \n it's murder - no book \n howard lyons 1947 it's murder! Bob Hummer	Instruction Sheet for Improved It's Murder	with rotatable disk, spectator selects murder and victim while performer's back is turned, both are divined	Related to It's Murder - No Book (Howard Lyons, 1980)	1947	It's Murder!	1		→ Mental Magic / Effects / Divination → Games / Instruction Games → Games / Murder Game
hot head \n with flash paper under cover of a hat \n bob hummer \n take your hat off (this will burn 'em up) \n bob hummer \n hot head \n bob hummer \n take your hat off \n bob hummer 1949 the phoenix 151-200 Bob Hummer	Hot Head	with flash paper under cover of a hat	Also published here Take Your Hat Off (This will burn 'em up) (Bob Hummer, 1944) Hot Head (Bob Hummer, 1980) Take Your Hat Off (Bob Hummer, 1980)	1949	The Phoenix 151-200 (Issue 174)	699		→ Match & Matchbox / Match / Relighting already struck match → Light & Fire / Flash Paper & Material
the back room \n on martin gardner, bert allerton, bob hummer \n bruce elliott 1949 the phoenix 151-200 Bruce Elliott	The Back Room	on Martin Gardner, Bert Allerton, Bob Hummer		1949	The Phoenix 151-200 (Issue 192)	769		→ Articles / Columns
the back room \n on dai vernon, jack chanin, bill simon, milbourne christopher, bob hummer, dr. stanley jaks, robert harbin \n bruce elliott \n the layout problem \n karl fulves 1949 the phoenix 151-200 Bruce Elliott	The Back Room	on Dai Vernon, Jack Chanin, Bill Simon, Milbourne Christopher, Bob Hummer, Dr. Stanley Jaks, Robert Harbin	Related to The Layout Problem (Karl Fulves, 1983)	1949	The Phoenix 151-200 (Issue 193)	773		→ Articles / Columns
sensitive fingertips \n no. 17, performer unmixes a packet of cards that has been shuffled face up/down. shown to have odd number of cards in packet \n bob hummer \n john scarne 1950 scarne on card tricks Bob Hummer, John Scarne	Sensitive Fingertips	No. 17, Performer unmixes a packet of cards that has been shuffled face up/down. Shown to have odd number of cards in packet		1950	Scarne on Card Tricks	36		→ Cards / Effect Themes / Turnover & Reverse / Miscellaneous → Cards / Effect Themes / Super-Senses / Sense of Touch / Miscellaneous
topsy-turvy deck \n no. 26, deck of face up/down cards split into two by performer, each half has equal number of face up cards \n bob hummer 1950 scarne on card tricks Bob Hummer	Topsy-Turvy Deck	No. 26, Deck of face up/down cards split into two by performer, each half has equal number of face up cards		1950	Scarne on Card Tricks	49		→ Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Effect Themes / Super-Senses / Sense of Touch / Miscellaneous
the stubborn card \n no. 46 \n bob hummer 1950 scarne on card tricks Bob Hummer	The Stubborn Card	No. 46		1950	Scarne on Card Tricks	81		→ Cards / Effect Themes / Turnover & Reverse / Triumph / Effect Variations → Cards / Principles / Binary / CATO & Parity
the back room \n on harry blackstone, martin gardner, dr. jaks, audley walsh, bobby baxter, gag by bob hummer \n bruce elliott 1950 the phoenix 201 — 250 Bruce Elliott	The Back Room	on Harry Blackstone, Martin Gardner, Dr. Jaks, Audley Walsh, Bobby Baxter, gag by Bob Hummer		1950	The Phoenix 201 — 250 (Issue 212)	849		→ Articles / Columns
hummers mathematical 3 card monte \n mathematical three card monte \n bob hummer \n the parity principle \n karl fulves \n 3-card monte \n bob hummer \n note under cup finale \n darwin ortiz 1951 mathematical 3 card monte Bob Hummer	Hummers Mathematical 3 Card Monte	mathematical three card monte	Variations The Parity Principle (Karl Fulves, 1977) Note Under Cup Finale (Darwin Ortiz, 2006) Also published here 3-Card Monte (Bob Hummer, 1980)	1951	Mathematical 3 Card Monte	1		→ Cards / Effect Themes / Gambling / Three Card Monte / Packet Trick with Monte theme → Games / Instruction Games
under-hand coin \n spectator puts some coins on the table and starts turning them over one by one then one coin is hidden and performer turns back, he reveals which side is up on the hidden coin \n gerald kosky \n call it a puzzle \n l. vosburgh lyons \n a coin tipp \n milton tropp \n the 'snappy' thirteen cent trick \n bob hummer 1952 the phoenix 251 — 300 Gerald Kosky	Under-Hand Coin	spectator puts some coins on the table and starts turning them over one by one then one coin is hidden and performer turns back, he reveals which side is up on the hidden coin	Inspired by Call It A Puzzle (L. Vosburgh Lyons, 1942) Related to The 'Snappy' Thirteen Cent Trick (Bob Hummer, 1980) Variations A Coin Tipp (Milton Tropp, 1952)	1952	The Phoenix 251 — 300 (Issue 260)	1039		→ Coin / Effect Themes / Mental Stuff → Mental Magic / Effects / Divination
mind reader's dream \n cards dealt according to thought-of card, with dreambook to transfer number to card \n bob hummer \n mind reader's dream \n bob hummer \n never mined \n steve beam 1952 mind reader's dream Bob Hummer	Mind Reader's Dream	cards dealt according to thought-of card, with Dreambook to transfer number to card	Variations Never Mined (Steve Beam, 2018) Also published here Mind Reader's Dream (Bob Hummer, 1980)	1952	Mind Reader's Dream	1		→ Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
the four g men \n card is divined, name of cards printed on four cards, with newspaper black art \n bob hummer \n the four g men \n bob hummer 1952 ireland's yearbooks Bob Hummer	The Four G Men	card is divined, name of cards printed on four cards, with newspaper black art	Also published here The Four G Men (Bob Hummer, 1941)	1952	Ireland's Yearbooks (Issue Yearbook 1952)	3		→ Cards / Principles / Black Art → Cards / Effect Themes / Gags & Curiousities / Force and unusual Discovery → Cards / Gaffed Cards & Decks / Cards / Black Art Back
the card on the window pane \n card through window \n bob hummer \n a card in flight!! \n bob hummer \n the card on the window pane \n bob hummer 1952 ireland's yearbooks Bob Hummer	The Card on the Window Pane	card through window	Also published here A Card in Flight!! (Bob Hummer, 1935) The Card on the Window Pane (Bob Hummer, 1941)	1952	Ireland's Yearbooks (Issue Yearbook 1952)	3		→ Cards / Effect Themes / Penetration / With Other Objects / Glass (Window, Frame)
clubs/spades gaff \n used to make a card vanish \n bob hummer 1952 ireland's yearbooks Bob Hummer	Clubs/Spades Gaff	used to make a card vanish		1952	Ireland's Yearbooks (Issue Yearbook 1952)	4		→ Cards / Gaffed Cards & Decks / Cards / Eccentric Gaffs
double thought \n two cards are located, edge marked deck with razor blade \n bob hummer \n double thought \n bob hummer 1952 ireland's yearbooks Bob Hummer	Double Thought	two cards are located, edge marked deck with razor blade	Also published here Double Thought (Bob Hummer, 1941)	1952	Ireland's Yearbooks (Issue Yearbook 1952)	4		→ Cards / Principles / Locator Cards / Edgemarked → Cards / Effect Themes / Think a Card / limited Choice
a rare coin stunt \n coin in closed fist, other hand on top, quick upward motion and coin lies on top of fist \n bob hummer \n a rare coin stunt \n bob hummer 1952 ireland's yearbooks Bob Hummer	A Rare Coin Stunt	coin in closed fist, other hand on top, quick upward motion and coin lies on top of fist	Also published here A Rare Coin Stunt (Bob Hummer, 1941)	1952	Ireland's Yearbooks (Issue Yearbook 1952)	5		→ Coin / Effect Themes / Penetration / Hand
a possible impossibility \n deck under handkerchief, packet cut and shuffled, bottom card remembered and packet replaced on deck, card is located, nail edge mark of entire deck \n bob hummer \n a possible impossibility \n bob hummer 1952 ireland's yearbooks Bob Hummer	A Possible Impossibility	deck under handkerchief, packet cut and shuffled, bottom card remembered and packet replaced on deck, card is located, nail edge mark of entire deck	Also published here A Possible Impossibility (Bob Hummer, 1941)	1952	Ireland's Yearbooks (Issue Yearbook 1952)	5		→ Cards / Principles / Locator Cards / Edgemarked → Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous
imagination \n spectator throws invisible die and deals deck in that amount of packets, back of performed turned divines amount of packets \n bob hummer \n imagination \n bob hummer 1952 ireland's yearbooks Bob Hummer	Imagination	spectator throws invisible die and deals deck in that amount of packets, back of performed turned divines amount of packets	Also published here Imagination (Bob Hummer, 1941)	1952	Ireland's Yearbooks (Issue Yearbook 1952)	6		→ Dice (small) / Miscellaneous → Cards / Principles / Daub → Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Cards / Effect Themes / Dice & Cards
politicians puzzle \n 6x6 checkerboard, three checkers put on three d's for democrats or three r's for republican, spectator can spell a word with the three checkers, moving them for each letter, back is turned and politicians can be divined \n bob hummer \n politicians puzzle \n bob hummer 1952 (ca.) politicians puzzle Bob Hummer	Politicians Puzzle	6x6 checkerboard, three checkers put on three D's for Democrats or three R's for Republican, spectator can spell a word with the three checkers, moving them for each letter, back is turned and politicians can be divined	Also published here Politicians Puzzle (Bob Hummer, 1980)	1952 (ca.)	Politicians Puzzle	1		→ Mental Magic / Effects / Divination → Games / Checkers → Games / Instruction Games
mom and pop puzzle \n six checkers on a checkerboard, mom and pop are spelled several times, when performer turns over last spelled word is divined \n bob hummer \n mom and pop puzzle \n bob hummer 1952 (ca.) politicians puzzle Bob Hummer	Mom and Pop Puzzle	six checkers on a checkerboard, mom and pop are spelled several times, when performer turns over last spelled word is divined	Also published here Mom and Pop Puzzle (Bob Hummer, 1980)	1952 (ca.)	Politicians Puzzle	2		→ Mental Magic / Effects / Divination → Games / Checkers → Games / Instruction Games
cardician's dream \n counting procedure with value of thought of card, etc, see page 196 for credits \n edward marlo \n bob hummer \n stolen hours \n edward marlo \n revisiting the dream \n jerry mentzer \n cardician's dream (improved) \n jerry mentzer \n al thatcher 1953 the cardician Edward Marlo, Bob Hummer	Cardician's Dream	counting procedure with value of thought of card, etc, see page 196 for credits	Related to Stolen Hours (Edward Marlo, 1971) Variations Revisiting the Dream (Jerry Mentzer, 2000) Cardician's Dream (Improved) (Jerry Mentzer, Al Thatcher, 2000)	1953	The Cardician	130		→ Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
follow up on hummer's rare coin stunt \n coin penetrates from back of the hand into fist, reversed hummer effect \n fay smith \n a rare coin stunt \n bob hummer 1953 ireland's yearbooks Fay Smith	Follow Up on Hummer's Rare Coin Stunt	coin penetrates from back of the hand into fist, reversed Hummer effect	Inspired by A Rare Coin Stunt (Bob Hummer, 1941)	1953	Ireland's Yearbooks (Issue Yearbook 1953)	14		→ Coin / Effect Themes / Penetration / Hand
devil's die \n spectator thinks of a number between one and six, a die is put under performer's hand and without looking at it the performer shows three sides of the die several times and asks if the selected number is visible, number is eventually divined \n jack yates \n hummer's die mystery \n bob hummer \n the moon die mystery \n bob hummer 1954 minds in close-up Jack Yates	Devil's Die	spectator thinks of a number between one and six, a die is put under performer's hand and without looking at it the performer shows three sides of the die several times and asks if the selected number is visible, number is eventually divined	Inspired by The Moon Die Mystery (Bob Hummer, 1980) Related to Hummer's Die Mystery (Bob Hummer, 1956)	1954	Minds in Close-Up	11		→ Dice (small) / Divination
the bird cage \n on tommy vanderschmidt, milbourne christopher, norman jensen, chandu, john gambling, frakson, sam berland, dai vernon, cardini, bob hummer \n jay marshall 1954 the new phoenix 301-348 Jay Marshall	The Bird Cage	on Tommy Vanderschmidt, Milbourne Christopher, Norman Jensen, Chandu, John Gambling, Frakson, Sam Berland, Dai Vernon, Cardini, Bob Hummer		1954	The New Phoenix 301-348 (Issue 304)	16		→ Articles / Articles
the birdcage \n on bob hummer, john platt, frank garcia, roy benson, al keller, gene gordon \n jay marshall 1954 the new phoenix 301-348 Jay Marshall	The Birdcage	on Bob Hummer, John Platt, Frank Garcia, Roy Benson, Al Keller, Gene Gordon		1954	The New Phoenix 301-348 (Issue 310)	40		→ Articles / Articles
the birdcage \n on marriage of jay marshall and frances ireland, silhouette of francis ireland by dai vernon, dr. stanley jaks, bob hummer, fred keating, the american magician, jay palmer, karrell fox, lloyd jones, frank chapman \n jay marshall \n komical cards: a "marxed" card \n karrell fox 1954 the new phoenix 301-348 Jay Marshall	The Birdcage	on marriage of Jay Marshall and Frances Ireland, Silhouette of Francis Ireland by Dai Vernon, Dr. Stanley Jaks, Bob Hummer, Fred Keating, The American Magician, Jay Palmer, Karrell Fox, Lloyd Jones, Frank Chapman	Related to Komical Cards: A "Marxed" Card (Karrell Fox, 1960)	1954	The New Phoenix 301-348 (Issue 313)	56		→ Articles / Articles
the bird cage \n on harlan tarbell, walker fleming, gerrie larsen, bill magini, chap's scrapbook, jean hugard, senator crandall, bob orben, frank werner, bob hummer \n jay marshall 1954 the new phoenix 301-348 Jay Marshall	The Bird Cage	on Harlan Tarbell, Walker Fleming, Gerrie Larsen, Bill Magini, Chap's Scrapbook, Jean Hugard, Senator Crandall, Bob Orben, Frank Werner, Bob Hummer		1954	The New Phoenix 301-348 (Issue 319)	85		→ Articles / Articles
change \n kind of one-handed second deal, downs change \n bob hummer \n hummer card change \n bob hummer 1955 cy endfield's entertaining card magic — part ii Bob Hummer	Change	kind of one-handed second deal, Downs Change	Also published here Hummer Card Change (Bob Hummer, 1980)	1955	Cy Endfield's Entertaining Card Magic — Part II	38		→ Cards / Sleights / Switches / Single Card Switches / Miscellaneous
d-d-d dial a date deal \n two rows of eight cards are dealt on the table, some face up and some face down, spectator selects a name on a sheet and turns cards over corresponding to the number next to the name, performer's back is turned and when he looks at cards name can be divined \n bob hummer \n dial a date deal \n bob hummer 1955 (ca.) d-d-d Bob Hummer	D-D-D Dial A Date Deal	two rows of eight cards are dealt on the table, some face up and some face down, spectator selects a name on a sheet and turns cards over corresponding to the number next to the name, performer's back is turned and when he looks at cards name can be divined	Related to Dial a Date Deal (Bob Hummer, 1980)	1955 (ca.)	D-D-D	1		→ Cards / Effect Themes / Divination / Mind Reading / Mathematical → Mental Magic / Effects / Divination
change \n kind of one-handed second deal, downs change \n bob hummer 1956 unconventional magic Bob Hummer	Change	kind of one-handed second deal, Downs Change		1956	Unconventional Magic	3		→ Cards / Sleights / Switches / Single Card Switches / Miscellaneous
matching the colors \n deck shuffled face up and face down, magician can separate into two piles containing the same number of face up cards. alternative is to shuffle red and black cards. \n bob hummer 1956 mathematics, magic and mystery Bob Hummer	Matching the Colors	Deck shuffled face up and face down, magician can separate into two piles containing the same number of face up cards. Alternative is to shuffle red and black cards.		1956	Mathematics, Magic And Mystery	17		→ Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Effect Themes / Red Black / Separation / by Magician / Miscellaneous
hummer's reversal mystery \n cato trick, magician can name correctly number of face up cards after cut and turn over procedure. oscar weigle variation: colors are also separated \n bob hummer \n oscar weigle \n the little moonies \n bob hummer \n stitches in time \n stephen tucker 1956 mathematics, magic and mystery Bob Hummer, Oscar Weigle	Hummer's Reversal Mystery	CATO trick, magician can name correctly number of face up cards after cut and turn over procedure. Oscar Weigle variation: colors are also separated	Variations The Little Moonies (Bob Hummer, 1956) Stitches in time (Stephen Tucker, 1984)	1956	Mathematics, Magic And Mystery	17		→ Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Effect Themes / Red Black / Separation / by Spectator / Miscellaneous → Cards / Principles / Binary / CATO & Parity
the little moonies \n cato trick, uses cards with drawing of either smiling/frowning face. two cards are marked on the back and after mixing, shown to be the only ones frowning while other cards are smiling \n bob hummer \n the little moonies \n bob hummer \n hummer's reversal mystery \n bob hummer \n oscar weigle 1956 mathematics, magic and mystery Bob Hummer	The Little Moonies	CATO trick, uses cards with drawing of either smiling/frowning face. Two cards are marked on the back and after mixing, shown to be the only ones frowning while other cards are smiling	Inspired by Hummer's Reversal Mystery (Bob Hummer, Oscar Weigle, 1956) Also published here The Little Moonies (Bob Hummer, 1946)	1956	Mathematics, Magic And Mystery	19		→ Cards / Effect Themes / Coincidence / Miscellaneous → Cards / Principles / Binary / CATO & Parity
from gergonne to gargantua \n chapter intro, describes gergonne's pile problem, which is basically the 21 card trick using twenty seven cards \n joseph diez gergonne \n naming the position of the card \n unknown \n bringing the card to a named position \n unknown \n walker's method \n thomas walker \n naming the card \n unknown \n relation to ternary system \n mel stover \n gargantua's ten-pile problem \n mel stover \n hummer's die mystery \n bob hummer \n sorcerer's sevens iii \n charles hudson \n pile driver \n matt baker 1956 mathematics, magic and mystery Joseph Diez Gergonne	From Gergonne to Gargantua	Chapter intro, describes Gergonne's Pile Problem, which is basically the 21 card trick using twenty seven cards	Related to Naming the Position of the Card (Unknown, 1956) Bringing the Card to a Named Position (Unknown, 1956) Walker's Method (Thomas Walker, 1956) Naming the Card (Unknown, 1956) Relation to Ternary System (Mel Stover, 1956) Gargantua's Ten-pile Problem (Mel Stover, 1956) Sorcerer's Sevens III (Charles Hudson, 1958) Variations Hummer's Die Mystery (Bob Hummer, 1956) Pile Driver (Matt Baker, 2019)	1956	Mathematics, Magic And Mystery	33		→ Cards / Effect Themes / Location / 21 Card Trick
hummer's die mystery \n magician uses dice to divine number thought of by spectator, principle is similar to 21 card trick / gergonne's pile problem. spectator thinks of a number between one and six, a die is put under performer's hand and without looking at it the performer shows three sides of the die several times and asks if the selected number is visible, number is eventually divined \n bob hummer \n devil's die \n jack yates \n from gergonne to gargantua \n joseph diez gergonne 1956 mathematics, magic and mystery Bob Hummer	Hummer's Die Mystery	Magician uses dice to divine number thought of by spectator, principle is similar to 21 card trick / Gergonne's Pile Problem. spectator thinks of a number between one and six, a die is put under performer's hand and without looking at it the performer shows three sides of the die several times and asks if the selected number is visible, number is eventually divined	Inspired by From Gergonne to Gargantua (Joseph Diez Gergonne, 1956) Related to Devil's Die (Jack Yates, 1954)	1956	Mathematics, Magic And Mystery	45		→ Numbers / Thought Reading and similar → Dice (small) / Divination
hummer's checker trick \n spectator moves three checker pieces around on the board via spelling, magician can divine the starting positions of the checker pieces \n bob hummer 1956 mathematics, magic and mystery Bob Hummer	Hummer's Checker Trick	Spectator moves three checker pieces around on the board via spelling, magician can divine the starting positions of the checker pieces		1956	Mathematics, Magic And Mystery	62		→ Mental Magic / Effects / Divination → Games / Checkers
hummer's three-object divination \n three objects switched around, spectator then thinks of one and switches the other two, magician can divine thought of object (mathematical 3 card monte 1951) \n bob hummer \n yates' four-object divination \n jack yates \n strangers from two worlds \n stewart james \n mathematical 3-card monte revisited \n john born 1956 mathematics, magic and mystery Bob Hummer	Hummer's Three-object Divination	Three objects switched around, spectator then thinks of one and switches the other two, magician can divine thought of object (Mathematical 3 card monte 1951)	Variations Yates' Four-Object Divination (Jack Yates, 1956) Strangers From Two Worlds (Stewart James, 2007) Mathematical 3-Card Monte Revisited (John Born, 2012)	1956	Mathematics, Magic And Mystery	63		→ Mental Magic / Effects / Divination → Games / Instruction Games
yates' four-object divination \n three matches facing one way and one match facing the opposite way. after moving matches around, magician correctly can divine which is the reversed match without looking \n jack yates \n match miracle \n jack yates \n hummer's three-object divination \n bob hummer 1956 mathematics, magic and mystery Jack Yates	Yates' Four-Object Divination	three matches facing one way and one match facing the opposite way. After moving matches around, magician correctly can divine which is the reversed match without looking	Inspired by Hummer's Three-object Divination (Bob Hummer, 1956) Also published here Match Miracle (Jack Yates, 1954)	1956	Mathematics, Magic And Mystery	66		→ Match & Matchbox / Match / Mental Stuff → Mental Magic / Effects / Divination → Games / Instruction Games
hummer tricks \n hummer's poker chip trick: numbered poker chips, magician can divine sum of the numbers on three concealed poker chips \n bob hummer 1956 mathematics, magic and mystery Bob Hummer	Hummer Tricks	Hummer's Poker Chip Trick: numbered poker chips, magician can divine sum of the numbers on three concealed poker chips		1956	Mathematics, Magic And Mystery	111		→ Chip / Miscellaneous → Numbers / Prediction & Sum-Divination
note under cups \n three cups, bill hidden under one and the cups exchanges after a pattern \n bob hummer \n al koran 1958 blindfolds & x-ray eyes Bob Hummer, Al Koran	Note Under Cups	three cups, bill hidden under one and the cups exchanges after a pattern		1958	Blindfolds & X-Ray Eyes	140		→ Mental Magic / Effects / Divination → Mental Magic / Effects / X-Ray Eyes & Blindfolds → Games / Instruction Games
interlocked production \n \n bob hummer \n interlocked card production \n bob hummer 1959 inner secrets of card magic Bob Hummer	Interlocked Production		Also published here Interlocked Card Production (Bob Hummer, 1980)	1959	Inner Secrets of Card Magic	63		→ Cards / Manipulation / Production / Interlocked Production
visual change \n \n bob hummer \n bob hummer's visual change \n bob hummer 1959 inner secrets of card magic Bob Hummer	Visual Change		Also published here Bob Hummer's Visual Change (Bob Hummer, 1980)	1959	Inner Secrets of Card Magic	53		→ Cards / Sleights / Color Change / free handed
hummer addition \n spectator reverses some cards, below table magician reverses more so named total is achieved, as kicker all are one color \n harry lorayne \n face up prediction \n bob hummer 1965 my favorite card tricks Harry Lorayne	Hummer Addition	spectator reverses some cards, below table magician reverses more so named total is achieved, as kicker all are one color	Inspired by Face Up Prediction (Bob Hummer, 1940)	1965	My Favorite Card Tricks	30		→ Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Effect Themes / Red Black / Miscellaneous → Cards / Effect Themes / Super-Senses / Sense of Touch / Miscellaneous → Cards / Principles / Binary / CATO & Parity
mental photography \n blank deck, spectator thinks of any card and goes through some dealing procedure, thought of card appears, all others blank, card index \n harry lorayne \n bob hummer \n make your mind a blank \n doug edwards 1967 deck-sterity Harry Lorayne, Bob Hummer	Mental Photography	blank deck, spectator thinks of any card and goes through some dealing procedure, thought of card appears, all others blank, card index	Variations Make Your Mind a Blank (Doug Edwards, 2013)	1967	Deck-Sterity	105		→ Cards / Principles / Card Index → Cards / Effect Themes / Transformation / Printing & "Unprinting" → Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
red magic \n spectator places some red cards in his left and right jacket pockets, performer divines number \n peter alexis \n red magic variation \n bruce cervon \n earl keyser \n hummer's little stranger \n bob hummer \n red magic \n karl fulves 1967 the pallbearers review vol. 1-4 Peter Alexis	Red Magic	spectator places some red cards in his left and right jacket pockets, performer divines number	Related to Hummer's Little Stranger (Bob Hummer, 1980) Variations Red Magic Variation (Bruce Cervon, Earl Keyser, 1967) Also published here Red Magic (Karl Fulves, 1984)	June 1967	The Pallbearers Review Vol. 1-4 (Vol. 2 No. 8)	103		→ Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Effect Themes / Red Black / Miscellaneous → Cards / Effect Themes / Super-Senses / Packet thickness → Cards / Principles / Red-Black Relationship
computer cards \n cards dealt according to thought-of card, simplified \n ray grismer \n bob hummer \n p. 165 for references \n suggestion by frank a. russell on p. 314 \n computer mind \n ray grismer \n mind reader's dream \n bob hummer 1967 the pallbearers review vol. 1-4 Ray Grismer, Bob Hummer	Computer Cards	cards dealt according to thought-of card, simplified	Inspired by Mind Reader's Dream (Bob Hummer, 1980) Related to p. 165 for references suggestion by Frank A. Russell on p. 314 Computer Mind (Ray Grismer, 1976)	Dec. 1967	The Pallbearers Review Vol. 1-4 (Vol. 3 No. 2)	145		→ Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
daydream \n with dealing procedure \n roy walton \n bob hummer \n mind reader's dream \n bob hummer 1968 the pallbearers review vol. 1-4 Roy Walton, Bob Hummer	Daydream	with dealing procedure	Inspired by Mind Reader's Dream (Bob Hummer, 1980)	Feb. 1968	The Pallbearers Review Vol. 1-4 (Vol. 3 No. 4)	160		→ Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
babel \n television exposure, hypnotism, bob hummer wants to correspond \n karl fulves 1968 the pallbearers review vol. 1-4 Karl Fulves	Babel	television exposure, hypnotism, Bob Hummer wants to correspond		Mar. 1968	The Pallbearers Review Vol. 1-4 (Vol. 3 No. 5)	164		→ Articles / Columns → Articles / Articles → Articles / Magic on TV
hummer of a trick! \n face-up and face-down cards separated by performer behind back \n robert page \n bob hummer \n the magic separation \n bob hummer \n the magic separation \n bob hummer \n hummer of a trick variation \n peter duffie 1968 the pallbearers review vol. 1-4 Robert Page, Bob Hummer	Hummer of a Trick!	face-up and face-down cards separated by performer behind back	Inspired by The Magic Separation (Bob Hummer, 1940) The Magic Separation (Bob Hummer, 1980) Variations Hummer of a Trick Variation (Peter Duffie, 1993)	Aug. 1968	The Pallbearers Review Vol. 1-4 (Vol. 3 No. 10)	197		→ Cards / Effect Themes / Super-Senses / Sense of Touch / Miscellaneous
all but one \n cato red black separation routine, p. 241 for further reference \n robert page \n p. 240 for variation by walter setty \n the lonely card \n bob hummer 1968 the pallbearers review vol. 1-4 Robert Page	All But One	CATO red black separation routine, p. 241 for further reference	Related to p. 240 for variation by Walter Setty The Lonely Card (Bob Hummer, 1980)	Aug. 1968	The Pallbearers Review Vol. 1-4 (Vol. 3 No. 10)	197		→ Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Binary / CATO & Parity
colors revealed \n after a riffle shuffle, the spectator sorts deck in multiple stage in colors and pockets piles in six different pockets, performer knows number of cards in each pocket \n rick johnsson \n harry lorayne \n walter rollins \n red & black fantasy \n harry lorayne \n colors revealed \n rick johnsson \n walter rollins \n harry lorayne \n hummer's little stranger \n bob hummer 1969 epilogue Rick Johnsson, Harry Lorayne, Walter Rollins	Colors Revealed	after a riffle shuffle, the spectator sorts deck in multiple stage in colors and pockets piles in six different pockets, performer knows number of cards in each pocket	Related to Red & Black Fantasy (Harry Lorayne, 1964) Hummer's Little Stranger (Bob Hummer, 1980) Also published here Colors Revealed (Rick Johnsson, Walter Rollins, Harry Lorayne, 1973)	1969	Epilogue (Issue 6)	45		→ Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Cards / Effect Themes / Red Black / Miscellaneous → Cards / Principles / Stacked Deck Stuff / Red/Black Stack (not simply divided)
colorvision plus math \n color vision cube turned on table by spectator according to instructions, color divined, see also p. 340 & 373 \n karl fulves \n "moon die mystery" (bob hummer, three pets) \n fitch cheney in mum, dec. 1963 \n the moon die mystery \n bob hummer 1970 the pallbearers review vol. 5-8 Karl Fulves	Colorvision Plus Math	color vision cube turned on table by spectator according to instructions, color divined, see also p. 340 & 373	Related to "Moon Die Mystery" (Bob Hummer, Three Pets) Fitch Cheney in MUM, Dec. 1963 The Moon Die Mystery (Bob Hummer, 1980)	Feb. 1970	The Pallbearers Review Vol. 5-8 (Vol. 5 No. 4)	322		→ Dice (small) / Color Vision
computer cards \n card thought-of, counting procedure with deck by spectator, see also p. 402 for suggestion by leslie may \n john hamilton \n mind reader's dream \n bob hummer 1970 the pallbearers review vol. 5-8 John Hamilton	Computer Cards	card thought-of, counting procedure with deck by spectator, see also p. 402 for suggestion by Leslie May	Inspired by Mind Reader's Dream (Bob Hummer, 1980)	Aug. 1970	The Pallbearers Review Vol. 5-8 (Vol. 5 No. 10)	355		→ Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
stolen hours \n \n edward marlo \n cardician's dream \n edward marlo \n bob hummer 1971 on the clock effect Edward Marlo	Stolen Hours		Related to Cardician's Dream (Edward Marlo, Bob Hummer, 1953)	1971	On the Clock Effect	18		→ Cards / Effect Themes / Prediction / Clock Trick & Variations → Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
bottom placement load \n credited to hummer \n bob hummer 1972 card cavalcade Bob Hummer	Bottom Placement Load	credited to Hummer		1972	Card Cavalcade	157		→ Cards / Sleights / Cloths and Cards / Producing (palmed) Cards from Pocket
isolator \n card selected, cards dealt in two piles by spectator, colors separated except selection, faro \n roy walton \n this is it \n bob hummer 1973 epilogue Roy Walton	Isolator	card selected, cards dealt in two piles by spectator, colors separated except selection, faro	Variations This Is It (Bob Hummer, 1980)	1973	Epilogue (Issue 19)	175		→ Cards / Principles / Stacked Deck Stuff / Divided Deck → Cards / Effect Themes / Location / Location with kicker → Cards / Effect Themes / Red Black / Separation / As a Climax
5-card reader \n five cards, packet handling of hummer's "mindreader's dream" \n karl fulves \n mind reader's dream \n bob hummer 1973 notes from underground Karl Fulves	5-Card Reader	five cards, packet handling of Hummer's "Mindreader's Dream"	Inspired by Mind Reader's Dream (Bob Hummer, 1980)	1973	Notes From Underground	43		→ Cards / Effect Themes / Think a Card / limited Choice → Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
color scheme \n with face-up/face-down mix of twenty cards behind spectator's back \n oscar weigle \n color scheme \n oscar weigle \n addenda \n karl fulves \n further ideas \n martin gardner \n clayton rawson \n this is it \n bob hummer 1974 the pallbearers review vol. 9-10 Oscar Weigle	Color Scheme	with face-up/face-down mix of twenty cards behind spectator's back	Related to This Is It (Bob Hummer, 1980) Variations Addenda (Karl Fulves, 1974) Further Ideas (Martin Gardner, Clayton Rawson, 1974) Also published here Color Scheme (Oscar Weigle, 1950)	Apr. 1974	The Pallbearers Review Vol. 9-10 (Vol. 9 No. 6)	724		→ Cards / Effect Themes / Red Black / Separation / by Spectator / Out of this World & Variants / Packet → Cards / Principles / Binary / CATO & Parity
2nd thot \n spectator remembers card and its position from top ten cards, klondike shuffle \n jeff busby \n thotograhy \n bob hummer \n thotography ii \n jeff busby 1974 the pallbearers review vol. 9-10 Jeff Busby	2nd Thot	spectator remembers card and its position from top ten cards, Klondike shuffle	Inspired by Thotograhy (Bob Hummer, 1980) Related to Thotography II (Jeff Busby, 1980)	June 1974	The Pallbearers Review Vol. 9-10 (Vol. 9 No. 8)	746		→ Cards / Principles / Key Card / Key Card Principles → Cards / Effect Themes / Think a Card / limited Choice
octo \n octahedral die with symbols, chosen symbol divined \n paul swinford \n chapter one of "the second scientific american book of mathematical puzzles & diversion" (martin gardner) \n the moon die mystery \n bob hummer 1974 the pallbearers review vol. 9-10 Paul Swinford	Octo	octahedral die with symbols, chosen symbol divined	Inspired by Chapter One of "The Second Scientific American Book of Mathematical Puzzles & Diversion" (Martin Gardner) The Moon Die Mystery (Bob Hummer, 1980)	Oct. 1974	The Pallbearers Review Vol. 9-10 (Vol. 9 No. 12)	809		→ Dice (small) / Miscellaneous → Mental Magic / Effects / Divination
siva's nightmare \n one-way deck \n jack avis \n mind reader's dream \n bob hummer 1975 epilogue Jack Avis	Siva's Nightmare	one-way deck	Inspired by Mind Reader's Dream (Bob Hummer, 1980)	1975	Epilogue (Issue 24)	226		→ Cards / Principles / One Way / Miscellaneous → Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
the 12¢ solution \n "math trix" twelve pennies, two dice, pocket watch, dice total divined along with dates on chosen coin and setting on watch \n karl fulves \n murder, inc. \n karl fulves \n it's murder \n bob hummer \n million-dollar mystery \n bob hummer \n unknown 1975 the pallbearers review vol. 9-10 Karl Fulves	The 12¢ Solution	"Math Trix" twelve pennies, two dice, pocket watch, dice total divined along with dates on chosen coin and setting on watch	Inspired by It's Murder (Bob Hummer, 1980) Related to Murder, Inc. (Karl Fulves, 1980) Million-Dollar Mystery (Bob Hummer, Unknown, 1981)	Oct. 1975	The Pallbearers Review Vol. 9-10 (Vol. 10 No. 12)	1059		→ Watch / Set Time is Predicted/Changed → Coin / Effect Themes / Mental Stuff → Dice (small) / Divination → Mental Magic / Effects / Divination
hummer, jaks \n on compiling a book about bob hummer's and stanley jaks's work \n karl fulves 1976 interlocutor Karl Fulves	Hummer, Jaks	on compiling a book about Bob Hummer's and Stanley Jaks's work		1976	Interlocutor (Issue 8)	27		→ Articles / Biographical → Articles / Articles
computer mind \n no. 34 \n ray grismer \n computer cards \n ray grismer \n bob hummer 1976 self-working card tricks Ray Grismer	Computer Mind	No. 34	Related to Computer Cards (Ray Grismer, Bob Hummer, 1967)	1976	Self-Working Card Tricks	54		→ Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
personality \n no. 60, eight-card packet, spectator reverses cards and shuffles, at the end, three are one way and five the other which was predicted, doesn't work always \n bob hummer 1976 self-working card tricks Bob Hummer	Personality	No. 60, eight-card packet, spectator reverses cards and shuffles, at the end, three are one way and five the other which was predicted, doesn't work always		1976	Self-Working Card Tricks	91		→ Cards / Effect Themes / Prediction / Number Prediction
the parity principle \n four objects used \n karl fulves \n hummers mathematical 3 card monte \n bob hummer 1977 the magic book Karl Fulves	The Parity Principle	four objects used	Inspired by Hummers Mathematical 3 Card Monte (Bob Hummer, 1951)	1977	The Magic Book	135		→ Games / Instruction Games → Random Object / Miscellaneous
the hummer coin penetration \n \n bobby bernard \n bob hummer 1978 bernard's lesson on coin magic Bobby Bernard, Bob Hummer	The Hummer Coin Penetration			1978	Bernard's Lesson on Coin Magic	22		→ Coin / Effect Themes / Penetration / Hand
the new math miracle \n six cards with numbers on both sides in envelopes, shuffled and turned over by spectator, total is divined \n larry becker \n hummer's poker chip baffle \n bob hummer 1978 world of super mentalism Larry Becker	The New Math Miracle	six cards with numbers on both sides in envelopes, shuffled and turned over by spectator, total is divined	Inspired by Hummer's Poker Chip Baffle (Bob Hummer, 1980)	1978	World of Super Mentalism	29		→ Mental Magic / Effects / Divination → Numbers / Miscellaneous → Paper / Envelopes / Normal
type casting \n face-up/face-down prediction of number of cards, weird, cato related \n karl fulves \n 5-4 \n karl fulves \n personality test \n bob hummer 1979 four color problems Karl Fulves	Type Casting	face-up/face-down prediction of number of cards, weird, CATO related	Related to Personality Test (Bob Hummer, 1980) Also published here 5-4 (Karl Fulves, 1979)	1979	Four Color Problems	23		→ Cards / Effect Themes / Prediction / Off-beat Predictions → Cards / Principles / Binary / CATO & Parity
quarter caper \n three half dollars are produced from quarter and vanish again \n paul harris \n bob hummer effect from "professional magic made easy" (bruce elliott) 1979 close-up entertainer Paul Harris	Quarter Caper	three half dollars are produced from quarter and vanish again	Inspired by Bob Hummer effect from "Professional Magic Made Easy" (Bruce Elliott)	1979	Close-up Entertainer	86		→ Coin / Effect Themes / Production Routines & Vanish/Reproduction Routines / Bare Handed
5-4 \n spectator turns cards over from a packet of 18 cards, behind back performer splits packet and knows relation of face-down and face-up cards in each half \n karl fulves \n type casting \n karl fulves \n the magic separation \n bob hummer 1979 the talon Karl Fulves	5-4	spectator turns cards over from a packet of 18 cards, behind back performer splits packet and knows relation of face-down and face-up cards in each half	Related to The Magic Separation (Bob Hummer, 1980) Also published here Type Casting (Karl Fulves, 1979)	Sep. 1979	The Talon (Issue 5)	61		→ Cards / Effect Themes / Super-Senses / Sense of Touch / Miscellaneous → Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other)
silver and gold \n various parity effects (six routines) inspired by bob hummer's work with numbered chips and small metal cups \n paul swinford \n bob hummer 1980 arcane Paul Swinford, Bob Hummer	Silver and Gold	various parity effects (six routines) inspired by Bob Hummer's work with numbered chips and small metal cups		1980	Arcane (Issue 2)	17		→ Chip / Miscellaneous → Cup / Miscellaneous
lone impromptu \n cards mixed face-up and face-down, performer rightens them behind back except for selection \n karl fulves \n the lonely card \n bob hummer 1980 color quik Karl Fulves	Lone Impromptu	cards mixed face-up and face-down, performer rightens them behind back except for selection	Inspired by The Lonely Card (Bob Hummer, 1980)	1980	Color Quik	29		→ Cards / Effect Themes / Location / Single Card → Cards / Principles / Binary / CATO & Parity
murder, inc. \n a red card in a packet is designated as killer and its position remembered, then black card with same value cut at same position, performer divines it all \n karl fulves \n the 12¢ solution \n karl fulves \n it's murder \n bob hummer 1980 the chronicles Karl Fulves	Murder, Inc.	a red card in a packet is designated as killer and its position remembered, then black card with same value cut at same position, performer divines it all	Inspired by It's Murder (Bob Hummer, 1980) Related to The 12¢ Solution (Karl Fulves, 1975)	1980	The Chronicles (Issue 25)	1314		→ Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Games / Murder Game
the hummer book \n on the "bob hummer collected secrets" book and missing pages \n karl fulves 1980 interlocutor Karl Fulves	The Hummer Book	on the "Bob Hummer Collected Secrets" book and missing pages		1980	Interlocutor (Issue 43)	172		→ Articles / Bibliography
introduction \n on bob hummer \n martin gardner \n frank csuri \n frank csuri 1980 bob hummer's collected secrets Martin Gardner	Introduction	on Bob Hummer	Related to Frank Csuri (Frank Csuri, 1981)	1980	Bob Hummer's Collected Secrets	iii		→ Articles / Anecdotes → Articles / Biographical → Articles / Intros & Epilogues
a card in flight! \n card vanishes from deck and reappears at other side of window \n bob hummer \n a card in flight!! \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	A Card in Flight!	card vanishes from deck and reappears at other side of window	Also published here A Card in Flight!! (Bob Hummer, 1935)	1980	Bob Hummer's Collected Secrets	1		→ Cards / Effect Themes / Vanish / Single Card → Cards / Effect Themes / Traveling / Card(s) to impossible Location / Other item → Cards / Effect Themes / Penetration / With Other Objects / Glass (Window, Frame)
clubs/spades gaff \n used to make a card vanish \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Clubs/Spades Gaff	used to make a card vanish		1980	Bob Hummer's Collected Secrets	1		→ Cards / Gaffed Cards & Decks / Cards / Eccentric Gaffs
the puzzling speller \n progressive set-up, dealing placement \n bob hummer \n the puzzling speller \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	The Puzzling Speller	progressive set-up, dealing placement	Also published here The Puzzling Speller (Bob Hummer, 1936)	1980	Bob Hummer's Collected Secrets	1		→ Cards / Principles / Spelling → Cards / Effect Themes / Spelling / Thought-of Cards → Cards / Principles / Stacked Deck Stuff / Spelling Stack / Partial
graphite matchbox daub \n idea for preparing a matchbox to access daub at all times \n bob hummer \n under cover \n milbourne christopher \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Graphite Matchbox Daub	idea for preparing a matchbox to access daub at all times	Also published here Under Cover (Milbourne Christopher, Bob Hummer, 1944)	1980	Bob Hummer's Collected Secrets	2		→ Match & Matchbox / Matchbox/Matchbook → Cards / Principles / Daub
hot head \n with flash paper under cover of a hat \n bob hummer \n hot head \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Hot Head	with flash paper under cover of a hat	Also published here Hot Head (Bob Hummer, 1949)	1980	Bob Hummer's Collected Secrets	2		→ Match & Matchbox / Match / Relighting already struck match → Light & Fire / Flash Paper & Material
salty dimes \n coin vanish with salt shaker, instead of vanish coin multiplies \n bob hummer \n the back room \n bruce elliott 1980 bob hummer's collected secrets Bob Hummer	Salty Dimes	coin vanish with salt shaker, instead of vanish coin multiplies	Also published here The Back Room (Bruce Elliott, 1950)	1980	Bob Hummer's Collected Secrets	3		→ Coin / Effect Themes / Production Routines & Vanish/Reproduction Routines / With Props / Miscellaneous → Salt Shaker & Pepper Shaker / Miscellaneous
under cover \n bruce elliott's remark of independently inventing the graphite matchbox daub \n bruce elliott \n under cover \n milbourne christopher \n bob hummer 1980 bob hummer's collected secrets Bruce Elliott	Under Cover	Bruce Elliott's remark of independently inventing the Graphite Matchbox Daub	Also published here Under Cover (Milbourne Christopher, Bob Hummer, 1944)	1980	Bob Hummer's Collected Secrets	3		→ Articles / Articles
hummer's poker chip baffle \n six poker chips with numbers on each side, spectator can turn them while performer's back is turned and then cover three chips, performer names numbers covered \n bob hummer \n the new math miracle \n larry becker \n lucky you \n michał kociołek 1980 bob hummer's collected secrets Bob Hummer	Hummer's Poker Chip Baffle	six poker chips with numbers on each side, spectator can turn them while performer's back is turned and then cover three chips, performer names numbers covered	Related to Lucky You (Michał Kociołek, 2019) Variations The New Math Miracle (Larry Becker, 1978)	1980	Bob Hummer's Collected Secrets	4		→ Chip / Miscellaneous → Mental Magic / Effects / Divination
hummer's little stranger \n spectator places some red cards in his left and right trouser and jacket pockets, performer divines number \n bob hummer \n little stranger \n bob hummer \n red magic \n peter alexis \n colors revealed \n rick johnsson \n harry lorayne \n walter rollins 1980 bob hummer's collected secrets Bob Hummer	Hummer's Little Stranger	spectator places some red cards in his left and right trouser and jacket pockets, performer divines number	Related to Red Magic (Peter Alexis, 1967) Colors Revealed (Rick Johnsson, Harry Lorayne, Walter Rollins, 1969) Also published here Little Stranger (Bob Hummer, 1945)	1980	Bob Hummer's Collected Secrets	6		→ Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Effect Themes / Red Black / Miscellaneous → Cards / Effect Themes / Super-Senses / Packet thickness → Cards / Principles / Red-Black Relationship
hummer's 18 card mystery \n spectator takes eighteen cards and turns over the top two cards and cuts the pile, that step is repeated as often as he likes, then the performer takes the cards behind his back and divines the amount of reversed cards \n bob hummer \n hummer's 18 card mystery \n bob hummer \n still scheming \n peter duffie \n informant \n karl fulves \n 37 threes \n karl fulves \n the rule for red \n karl fulves 1980 bob hummer's collected secrets Bob Hummer	Hummer's 18 Card Mystery	spectator takes eighteen cards and turns over the top two cards and cuts the pile, that step is repeated as often as he likes, then the performer takes the cards behind his back and divines the amount of reversed cards	Related to Informant (Karl Fulves, 1999) 37 Threes (Karl Fulves, 1999) Variations Still Scheming (Peter Duffie, 1997) The Rule For Red (Karl Fulves, 2002) Also published here Hummer's 18 Card Mystery (Bob Hummer, 1946)	1980	Bob Hummer's Collected Secrets	7		→ Cards / Effect Themes / Divination / Mind Reading / Mathematical → Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Binary / CATO & Parity
hummer's swindle \n spectator takes sixteen cards and turns over the top two cards and cuts the pile behind his back, that step is repeated as often as he likes, then the performer takes the cards behind his back and without looking reverses all cards back in order \n bob hummer \n hummer's swindle \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Hummer's Swindle	spectator takes sixteen cards and turns over the top two cards and cuts the pile behind his back, that step is repeated as often as he likes, then the performer takes the cards behind his back and without looking reverses all cards back in order	Also published here Hummer's Swindle (Bob Hummer, 1946)	1980	Bob Hummer's Collected Secrets	7		→ Cards / Effect Themes / Chaos & Order / Packet → Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Binary / CATO & Parity
the lonely card \n cato routine, cards turned face up, performer takes packet behind back and reverses all cards except selection \n bob hummer \n the lonely card \n bob hummer \n all but one \n robert page \n lone impromptu \n karl fulves 1980 bob hummer's collected secrets Bob Hummer	The Lonely Card	CATO routine, cards turned face up, performer takes packet behind back and reverses all cards except selection	Related to All But One (Robert Page, 1968) Variations Lone Impromptu (Karl Fulves, 1980) Also published here The Lonely Card (Bob Hummer, 1946)	1980	Bob Hummer's Collected Secrets	7		→ Cards / Effect Themes / Chaos & Order / Packet → Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Binary / CATO & Parity
the little moonies \n cato routine, cards with moon faces printed on them, one way they are smiling held the other way the are sad, spectator marks two cards on the pack and cuts them in the deck, performer takes cards behind back, all moons are in smiling orientation except marked two \n bob hummer \n the little moonies \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	The Little Moonies	CATO routine, cards with moon faces printed on them, one way they are smiling held the other way the are sad, spectator marks two cards on the pack and cuts them in the deck, performer takes cards behind back, all moons are in smiling orientation except marked two	Also published here The Little Moonies (Bob Hummer, 1946)	1980	Bob Hummer's Collected Secrets	8		→ Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Binary / CATO & Parity
the magic separation \n face-up and face-down cards are shuffled, performer separates cards behind back so one pile consists of same amount of face up cards as the other (1940) \n bob hummer \n the magic separation \n bob hummer \n double separation \n warren wiersbe \n bob hummer \n hummer of a trick! \n robert page \n bob hummer \n 5-4 \n karl fulves \n gremlins \n karl fulves \n infallible \n bob hummer \n face value \n karl fulves 1980 bob hummer's collected secrets Bob Hummer	The Magic Separation	face-up and face-down cards are shuffled, performer separates cards behind back so one pile consists of same amount of face up cards as the other (1940)	Related to 5-4 (Karl Fulves, 1979) Variations Double Separation (Warren Wiersbe, Bob Hummer, 1946) Hummer of a Trick! (Robert Page, Bob Hummer, 1968) Gremlins (Karl Fulves, 1980) Face Value (Karl Fulves, 1992) Also published here The Magic Separation (Bob Hummer, 1940) Infallible (Bob Hummer, 1989)	1980	Bob Hummer's Collected Secrets	9		→ Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Red-Black Relationship
face up prediction \n spectator and performer turn cards over in the deck, number of reversed cards is predicted \n bob hummer \n face up prediction \n bob hummer \n face-up prediction \n bob hummer \n last word prediction \n ralph w. hull 1980 bob hummer's collected secrets Bob Hummer	Face Up Prediction	spectator and performer turn cards over in the deck, number of reversed cards is predicted	Variations Last Word Prediction (Ralph W. Hull, 2000) Also published here Face Up Prediction (Bob Hummer, 1940) Face-Up Prediction (Bob Hummer, 2000)	1980	Bob Hummer's Collected Secrets	9		→ Cards / Effect Themes / Prediction / Number Prediction → Cards / Effect Themes / Chaos & Order / Shuffle-Bored → Cards / Principles / Red-Black Relationship
lite-ning addition \n spectator removes an ace or a two face down, then a three or a four and so on, total of added values is divined (1940) \n bob hummer \n lite-ning addition \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Lite-Ning Addition	spectator removes an ace or a two face down, then a three or a four and so on, total of added values is divined (1940)	Also published here Lite-Ning Addition (Bob Hummer, 1940)	1980	Bob Hummer's Collected Secrets	10		→ Cards / Gaffed Cards & Decks / Deck / Marked deck → Cards / Effect Themes / Number Effects / Miscellaneous
two card transpo \n one marked card in performer's inner pocket, one in the deck \n bob hummer \n two card transpo \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Two Card Transpo	one marked card in performer's inner pocket, one in the deck	Also published here Two Card Transpo (Bob Hummer, 1940)	1980	Bob Hummer's Collected Secrets	10		→ Cards / Effect Themes / Transposition / Two Cards / Two Card Transposition
jacket load \n while opening jacket, card can be stolen and loaded to inside pocket \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Jacket Load	while opening jacket, card can be stolen and loaded to inside pocket		1980	Bob Hummer's Collected Secrets	10		→ Cards / Sleights / Cloths and Cards / Loading the Pocket for later discovery
two card locaction \n behind back, with knife stabbed in the deck \n bob hummer \n two card location \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Two Card Locaction	behind back, with knife stabbed in the deck	Also published here Two Card Location (Bob Hummer, 1940)	1980	Bob Hummer's Collected Secrets	11		→ Cards / Principles / One Way / Miscellaneous → Cards / Effect Themes / Location / Challenge Locations / Challenge multiple Card Location
card and ribbon \n ribbon with gummed sticker in pocket, selection vanishes from deck and is found attached on ribbon \n samuel berland \n bob hummer \n card and ribbon \n samuel berland \n bob hummer 1980 bob hummer's collected secrets Samuel Berland, Bob Hummer	Card and Ribbon	ribbon with gummed sticker in pocket, selection vanishes from deck and is found attached on ribbon	Also published here Card and Ribbon (Samuel Berland, Bob Hummer, 1940)	1980	Bob Hummer's Collected Secrets	11		→ Cards / Principles / Sticky → Cards / Effect Themes / Traveling / Card(s) to Pocket / Single Card → Cards / Effect Themes / Location / Card on Rope/Ribbon → Hand Gimmicks / Thumb & Finger Tip
five card baffle \n one of five cards is divined, off-beat method \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Five Card Baffle	one of five cards is divined, off-beat method		1980	Bob Hummer's Collected Secrets	12		→ Cards / Effect Themes / Divination / Mind Reading / Mathematical → Cards / Effect Themes / Location / Single Card
escape of the jack \n signed black jack in pocket changes places with sandwiched black jack on table \n dai vernon \n bob hummer 1980 bob hummer's collected secrets Dai Vernon, Bob Hummer	Escape of the Jack	signed black jack in pocket changes places with sandwiched black jack on table		1980	Bob Hummer's Collected Secrets	13		→ Cards / Principles / Locator Cards / Pencil Dot or similar Marks → Cards / Effect Themes / Transposition / Two Cards / Two Card Transposition
one of fifty-two \n one way principle, alternated arrangement, one card's position is changed and separation in two piles \n bob hummer \n an alternate detection \n theodore annemann \n premo detection \n charles t. jordan 1980 bob hummer's collected secrets Bob Hummer	One of Fifty-Two	one way principle, alternated arrangement, one card's position is changed and separation in two piles	Related to An Alternate Detection (Theodore Annemann, 1934) Premo Detection (Charles T. Jordan, 1937)	1980	Bob Hummer's Collected Secrets	14		→ Cards / Principles / One Way / Miscellaneous → Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous
personality test \n face-up/face-down prediction of number of cards, weird, cato related, personality type presentation \n bob hummer \n personality test \n bob hummer \n type casting \n karl fulves \n triple humdinger \n peter duffie 1980 bob hummer's collected secrets Bob Hummer	Personality Test	face-up/face-down prediction of number of cards, weird, CATO related, personality type presentation	Related to Type Casting (Karl Fulves, 1979) Variations Triple Humdinger (Peter Duffie, 2001) Also published here Personality Test (Bob Hummer, 1945)	1980	Bob Hummer's Collected Secrets	14		→ Cards / Effect Themes / Prediction / Off-beat Predictions → Cards / Principles / Binary / CATO & Parity
the 'snappy' thirteen cent trick \n two nickels and three pennies, spectator can turn one sort of coins over while performer's back is turned, revelation of which coins are turned over \n bob hummer \n call it a puzzle \n l. vosburgh lyons \n the 'snappy' thirteen cent trick \n bob hummer \n under-hand coin \n gerald kosky 1980 bob hummer's collected secrets Bob Hummer	The 'Snappy' Thirteen Cent Trick	two nickels and three pennies, spectator can turn one sort of coins over while performer's back is turned, revelation of which coins are turned over	Related to Call It A Puzzle (L. Vosburgh Lyons, 1942) Under-Hand Coin (Gerald Kosky, 1952) Also published here The 'snappy' Thirteen Cent Trick (Bob Hummer, 1945)	1980	Bob Hummer's Collected Secrets	15		→ Coin / Effect Themes / Mental Stuff → Mental Magic / Effects / Divination
the moon die mystery \n number from one to six is thought of, three sides of a die are shown to spectator and he is asked if he sees his number, repeated three times and number is divined, without performer ever looking at the dice \n bob hummer \n the moon die mystery \n bob hummer \n devil's die \n jack yates \n colorvision plus math \n karl fulves \n octo \n paul swinford \n mental die \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	The Moon Die Mystery	number from one to six is thought of, three sides of a die are shown to spectator and he is asked if he sees his number, repeated three times and number is divined, without performer ever looking at the dice	Related to Colorvision Plus Math (Karl Fulves, 1970) Variations Devil's Die (Jack Yates, 1954) Octo (Paul Swinford, 1974) Also published here The Moon Die Mystery (Bob Hummer, 1945) Mental Die (Bob Hummer, 1981)	1980	Bob Hummer's Collected Secrets	15		→ Dice (small) / Divination → Mental Magic / Effects / Divination
the four g men \n card is divined, name of cards printed on four cards, with newspaper black art \n bob hummer \n the four g men \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	The Four G Men	card is divined, name of cards printed on four cards, with newspaper black art	Also published here The Four G Men (Bob Hummer, 1941)	1980	Bob Hummer's Collected Secrets	17		→ Cards / Principles / Black Art → Cards / Effect Themes / Gags & Curiousities / Force and unusual Discovery → Cards / Gaffed Cards & Decks / Cards / Black Art Back
the card on the window pane \n same as a card in flight, not explained here \n bob hummer \n a card in flight!! \n bob hummer \n the card on the window pane \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	The Card on the Window Pane	same as A Card in Flight, not explained here	Related to A Card in Flight!! (Bob Hummer, 1935) The Card on the Window Pane (Bob Hummer, 1941)	1980	Bob Hummer's Collected Secrets	18		→ Cards / Effect Themes / Penetration / With Other Objects / Glass (Window, Frame)
double thought \n two cards are located, edge marked deck with razor blade \n bob hummer \n double thought \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Double Thought	two cards are located, edge marked deck with razor blade	Also published here Double Thought (Bob Hummer, 1941)	1980	Bob Hummer's Collected Secrets	18		→ Cards / Principles / Locator Cards / Edgemarked → Cards / Effect Themes / Think a Card / limited Choice
a rare coin stunt \n coin in closed fist, other hand on top, quick upward motion and coin lies on top of fist \n bob hummer \n a rare coin stunt \n bob hummer \n slap coin \n bob hummer \n slap coin variation \n bruce elliott \n the magic separation \n bob hummer \n going, going, going, gniog, gone \n milton kort 1980 bob hummer's collected secrets Bob Hummer	A Rare Coin Stunt	coin in closed fist, other hand on top, quick upward motion and coin lies on top of fist	Variations Slap Coin Variation (Bruce Elliott, 1989) The Magic Separation (Bob Hummer, 1994) Going, Going, Going, gnioG, Gone (Milton Kort, 1999) Also published here A Rare Coin Stunt (Bob Hummer, 1941) Slap Coin (Bob Hummer, 1989)	1980	Bob Hummer's Collected Secrets	19		→ Coin / Effect Themes / Penetration / Hand
a possible impossibility \n deck under handkerchief, packet cut and shuffled, bottom card remembered and packet replaced on deck, card is located, nail edge mark of entire deck \n bob hummer \n impromptu detection \n charles t. jordan \n a possible impossibility \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	A Possible Impossibility	deck under handkerchief, packet cut and shuffled, bottom card remembered and packet replaced on deck, card is located, nail edge mark of entire deck	Related to Impromptu Detection (Charles T. Jordan, 1937) Also published here A Possible Impossibility (Bob Hummer, 1941)	1980	Bob Hummer's Collected Secrets	19		→ Cards / Principles / Locator Cards / Edgemarked → Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous
imagination \n spectator throws invisible die and deals deck in that amount of packets, back of performed turned divines amount of packets \n bob hummer \n imagination \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Imagination	spectator throws invisible die and deals deck in that amount of packets, back of performed turned divines amount of packets	Also published here Imagination (Bob Hummer, 1941)	1980	Bob Hummer's Collected Secrets	21		→ Dice (small) / Miscellaneous → Cards / Principles / Daub → Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Cards / Effect Themes / Dice & Cards
hummer's bible trick \n bible book test, prediction of word, with playing cards \n bob hummer \n hummer's bible trick \n bob hummer \n octext \n philip t. goldstein 1980 bob hummer's collected secrets Bob Hummer	Hummer's Bible Trick	bible book test, prediction of word, with playing cards	Variations Octext (Philip T. Goldstein, 1992) Also published here Hummer's Bible Trick (Bob Hummer, 1944)	1980	Bob Hummer's Collected Secrets	22		→ Cards / Principles / Gray Code / De Bruijn Sequence → Book / Book Test
hummer's magazine test \n with playing cards \n bob hummer \n hummer's magazine test \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Hummer's Magazine Test	with playing cards	Also published here Hummer's Magazine Test (Bob Hummer, 1944)	1980	Bob Hummer's Collected Secrets	23		→ Book / Magazine Test → Cards / Principles / Gray Code / De Bruijn Sequence
by mail \n packet extracted from case, bottom card remembered and shuffled \n bob hummer \n by mail (nail) \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	By Mail	packet extracted from case, bottom card remembered and shuffled	Also published here By Mail (nail) (Bob Hummer, 1944)	1980	Bob Hummer's Collected Secrets	23		→ Cards / Principles / Locator Cards / Nailnick → Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous
take your hat off \n same as hot head, not explained \n bob hummer \n take your hat off (this will burn 'em up) \n bob hummer \n hot head \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Take Your Hat Off	same as Hot Head, not explained	Also published here Take Your Hat Off (This will burn 'em up) (Bob Hummer, 1944) Hot Head (Bob Hummer, 1949)	1980	Bob Hummer's Collected Secrets	23		→ Match & Matchbox / Match / Relighting already struck match → Light & Fire / Flash Paper & Material
impossible location \n impossible location, with hair \n bob hummer \n impossible location \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Impossible Location	impossible location, with hair	Also published here Impossible Location (Bob Hummer, 1944)	1980	Bob Hummer's Collected Secrets	24		→ Cards / Principles / Mark a Position → Cards / Principles / Thread Work → Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous
do as i do \n with hair \n bob hummer \n do as i do \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Do As I Do	with hair	Also published here Do As I Do (Bob Hummer, 1944)	1980	Bob Hummer's Collected Secrets	24		→ Cards / Principles / Thread Work → Cards / Effect Themes / Do as I Do / Two Decks
latest miser's dream gag \n verbal ambiguity, getting spectator's money \n bob hummer \n latest miser's dream gag \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Latest Miser's Dream Gag	verbal ambiguity, getting spectator's money	Also published here Latest Miser's Dream Gag (Bob Hummer, 1944)	1980	Bob Hummer's Collected Secrets	24		→ Games / Bar Bets & Puzzles → Coin / Effect Themes / Gags / Miscellaneous
thotograhy \n spectator remembers card and its position from top ten cards, klondike shuffle, marked key card with needle scratch \n bob hummer \n thot-ography \n bob hummer \n 2nd thot \n jeff busby \n thotography ii \n jeff busby \n third thot \n jon racherbaumer 1980 bob hummer's collected secrets Bob Hummer	Thotograhy	spectator remembers card and its position from top ten cards, Klondike shuffle, marked key card with needle scratch	Variations 2nd Thot (Jeff Busby, 1974) Thotography II (Jeff Busby, 1980) Third Thot (Jon Racherbaumer, 1981) Also published here Thot-Ography (Bob Hummer, 1945)	1980	Bob Hummer's Collected Secrets	25		→ Cards / Principles / Key Card / Key Card Principles → Cards / Effect Themes / Think a Card / limited Choice → Cards / Principles / Locator Cards / Scratch-Marked
hummer's magic carpet \n divination of a four letter word from a list, with handkerchief and alphabet cards \n bob hummer \n grayze \n thomas alan waters \n bob hummer \n octext \n philip t. goldstein 1980 bob hummer's collected secrets Bob Hummer	Hummer's Magic Carpet	divination of a four letter word from a list, with handkerchief and alphabet cards	Related to Grayze (Thomas Alan Waters, Bob Hummer, 1983) Octext (Philip T. Goldstein, 1992)	1980	Bob Hummer's Collected Secrets	25		→ ABC Cards / Divination → Cards / Gaffed Cards & Decks / Cards / Rough and Smooth (not full deck)
fantastric \n single card location, back turned for procedure, 10/9/8 count with more succesfull match \n bob hummer \n fantastric \n bob hummer \n and now an improvement \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Fantastric	single card location, back turned for procedure, 10/9/8 count with more succesfull match	Also published here Fantastric (Bob Hummer, 1941 (ca.)) And Now an Improvement (Bob Hummer, 1941 (ca.))	1980	Bob Hummer's Collected Secrets	26		→ Cards / Effect Themes / Number Effects / 10, 9, 8,... Count
the whispering spirit \n packet is cut and substracted from a unknown calculation (age x nine), amount of cards in packet is divined when result is named \n bob hummer \n the whispering spirit \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	The Whispering Spirit	packet is cut and substracted from a unknown calculation (age x nine), amount of cards in packet is divined when result is named	Also published here The Whispering Spirit (Bob Hummer, 1941)	1980	Bob Hummer's Collected Secrets	28		→ Cards / Effect Themes / Divination / Mind Reading / Mathematical → Cards / Sleights / Estimation / Visual Estimation
hummer's great discovery \n card is remembered from a packet by thinking of a number, found with down-under-deal, back of performer is turned - method using 9's system - method using any number \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Hummer's Great Discovery	card is remembered from a packet by thinking of a number, found with down-under-deal, back of performer is turned Method Using 9's System Method Using Any Number		1980	Bob Hummer's Collected Secrets	29		→ Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous → Cards / Principles / Elimination Procedures / Down-Under/Australian Deal
this is it \n twenty cards in a row, spectator selects amount of matches and signs the corresponding card on the the face, on the back of the card is written "this is it" and the correct number of selected matches \n bob hummer \n isolator \n roy walton \n color scheme \n oscar weigle 1980 bob hummer's collected secrets Bob Hummer	This Is It	twenty cards in a row, spectator selects amount of matches and signs the corresponding card on the the face, on the back of the card is written "This is It" and the correct number of selected matches	Inspired by Isolator (Roy Walton, 1973) Related to Color Scheme (Oscar Weigle, 1974)	1980	Bob Hummer's Collected Secrets	30		→ Cards / Effect Themes / Prediction / Single Card → Match & Matchbox / Match / Mental Stuff
dial a date deal \n two rows of eight cards are dealt on the table, some face up and some face down, spectator selects a name on a sheet and turns cards over corresponding to the number next to the name, performer's back is turned and when he looks at cards name can be divined \n bob hummer \n d-d-d dial a date deal \n bob hummer \n diskette \n philip t. goldstein \n the bible code \n peter duffie 1980 bob hummer's collected secrets Bob Hummer	Dial a Date Deal	two rows of eight cards are dealt on the table, some face up and some face down, spectator selects a name on a sheet and turns cards over corresponding to the number next to the name, performer's back is turned and when he looks at cards name can be divined	Related to D-D-D Dial A Date Deal (Bob Hummer, 1955 (ca.)) Variations Diskette (Philip T. Goldstein, 1989) The Bible Code (Peter Duffie, 2004)	1980	Bob Hummer's Collected Secrets	31		→ Cards / Effect Themes / Divination / Mind Reading / Mathematical → Mental Magic / Effects / Divination
politicians puzzle \n 6x6 checkerboard, three checkers put on three d's for democrats or three r's for republican, spectator can spell a word with the three checkers, moving them for each letter, back is turned and politics can be divined \n bob hummer \n politicians puzzle \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Politicians Puzzle	6x6 checkerboard, three checkers put on three D's for Democrats or three R's for Republican, spectator can spell a word with the three checkers, moving them for each letter, back is turned and politics can be divined	Also published here Politicians Puzzle (Bob Hummer, 1952 (ca.))	1980	Bob Hummer's Collected Secrets	3		→ Mental Magic / Effects / Divination → Games / Checkers
mom and pop puzzle \n six checkers on a checkerboard, mom and pop are spelled several times, when performer turns over last spelled word is divined \n bob hummer \n mom and pop puzzle \n bob hummer \n die box construct \n karl fulves 1980 bob hummer's collected secrets Bob Hummer	Mom and Pop Puzzle	six checkers on a checkerboard, mom and pop are spelled several times, when performer turns over last spelled word is divined	Variations Die Box Construct (Karl Fulves, 1999) Also published here Mom and Pop Puzzle (Bob Hummer, 1952 (ca.))	1980	Bob Hummer's Collected Secrets	34		→ Mental Magic / Effects / Divination → Games / Checkers
hummer card mystery \n several cards removed from deck, and some put in pocket, when performer gets balance of cards he knows how many cards are in pocket \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Hummer Card Mystery	several cards removed from deck, and some put in pocket, when performer gets balance of cards he knows how many cards are in pocket		1980	Bob Hummer's Collected Secrets	34		→ Cards / Effect Themes / Divination / Mind Reading / Mathematical
mathematical 3 card monte \n bill under one of three cups, back of performer is turned and after some changes in the order of the cups, performer divines cup with bill \n bob hummer \n al koran \n nu way shell game \n jack avis \n the full monte \n lewis jones \n 3-coin monte \n karl fulves \n three cheat monte \n karl fulves 1980 bob hummer's collected secrets Bob Hummer, Al Koran	Mathematical 3 Card Monte	bill under one of three cups, back of performer is turned and after some changes in the order of the cups, performer divines cup with bill	Variations Nu Way Shell Game (Jack Avis, 1998) The full monte (Lewis Jones, 2002) 3-Coin Monte (Karl Fulves, 2003) Three Cheat Monte (Karl Fulves, 2012)	1980	Bob Hummer's Collected Secrets	35		→ Cup / Miscellaneous → Bill / Miscellaneous → Games / Instruction Games
thoto \n one card location, cards marked with pin behind back \n bob hummer \n thoto (the world's smallest trick) \n bob hummer \n tom hunter \n tom hunter 1980 bob hummer's collected secrets Bob Hummer	Thoto	one card location, cards marked with pin behind back	Variations Tom Hunter (Tom Hunter, 1981) Also published here Thoto (The World's Smallest Trick) (Bob Hummer, 1947)	1980	Bob Hummer's Collected Secrets	36		→ Cards / Effect Themes / Think a Card / limited Choice → Cards / Principles / Locator Cards / Scratch-Marked
kilroy gets around \n message appears on card, mathematical procedure \n bob hummer \n kilroy gets around \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Kilroy Gets Around	message appears on card, mathematical procedure	Also published here Kilroy Gets Around (Bob Hummer, 1947)	1980	Bob Hummer's Collected Secrets	36		→ Paper / Appearing Writing/Photos... → Cards / Effect Themes / Divination / Mind Reading / Mathematical
something new \n living and dead test, spectator writes two names of living and one of dead person on playing cards, divination of which is which \n bob hummer \n something new (and easy to do) \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Something New	living and dead test, spectator writes two names of living and one of dead person on playing cards, divination of which is which	Also published here Something New (and easy to do) (Bob Hummer, 1947)	1980	Bob Hummer's Collected Secrets	37		→ Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Cards / Principles / One Way / Miscellaneous → Mental Magic / Effects / Living and Dead Test
stop - thief!!! \n cards with license numbers on them, deck of playing cards used to divine the number \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Stop - Thief!!!	cards with license numbers on them, deck of playing cards used to divine the number		1980	Bob Hummer's Collected Secrets	37		→ Cards / Effect Themes / Divination / Mind Reading / Mathematical → Cards / Principles / Stacked Deck Stuff / Partial Stack (DONT USE THIS)
hummeristic \n message appears on blank card, by rubbing ashes on it #1: the ashes reveal #2: ghost force #3: transference of thought #4: a magic business card #5: ghost envelope \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Hummeristic	message appears on blank card, by rubbing ashes on it #1: The Ashes Reveal #2: Ghost Force #3: Transference of Thought #4: A Magic Business Card #5: Ghost Envelope		1980	Bob Hummer's Collected Secrets	38		→ Paper / Appearing Writing/Photos... → Cards / Principles / Ashes → Cards / Effect Themes / Gags & Curiousities / Force and unusual Discovery → Cards / Principles / Stacked Deck Stuff / Only for Special Stacks / Si Stebbins → Business Cards
it's murder \n with rotatable disk, spectator selects murder and victim while performer's back is turned, both are divined \n bob hummer \n the 12¢ solution \n karl fulves \n murder, inc. \n karl fulves \n it's murder - no book \n howard lyons 1980 bob hummer's collected secrets Bob Hummer	It's Murder	with rotatable disk, spectator selects murder and victim while performer's back is turned, both are divined	Variations The 12¢ Solution (Karl Fulves, 1975) Murder, Inc. (Karl Fulves, 1980) It's Murder - No Book (Howard Lyons, 1980)	1980	Bob Hummer's Collected Secrets	40		→ Mental Magic / Effects / Divination → Games / Murder Game
the gremlins \n cards with red and blue gremlins are shuffled, behind back performer sorts the card in two packets so amount of red gremlins in one packet is the same as blue gremlins in the other packet \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	The Gremlins	cards with red and blue gremlins are shuffled, behind back performer sorts the card in two packets so amount of red gremlins in one packet is the same as blue gremlins in the other packet		1980	Bob Hummer's Collected Secrets	41		→ Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Principles / Red-Black Relationship
mind reader's dream \n cards dealt according to thought-of card, with dreambook to transfer number to card \n bob hummer \n mind reader's dream \n bob hummer \n computer cards \n ray grismer \n bob hummer \n daydream \n roy walton \n bob hummer \n computer cards \n john hamilton \n 5-card reader \n karl fulves \n siva's nightmare \n jack avis \n a vision or a dream? \n wesley james \n my dream of mind reading \n john lovick \n on "my dream of mind reading" \n anton van helden 1980 bob hummer's collected secrets Bob Hummer	Mind Reader's Dream	cards dealt according to thought-of card, with Dreambook to transfer number to card	Variations Computer Cards (Ray Grismer, Bob Hummer, 1967) Daydream (Roy Walton, Bob Hummer, 1968) Computer Cards (John Hamilton, 1970) 5-Card Reader (Karl Fulves, 1973) Siva's Nightmare (Jack Avis, 1975) A Vision or a Dream? (Wesley James, 2004) My Dream of Mind Reading (John Lovick, 2016) On "My Dream of Mind Reading" (Anton van Helden, 2016) Also published here Mind Reader's Dream (Bob Hummer, 1952)	1980	Bob Hummer's Collected Secrets	42		→ Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
mindreader's dreambook \n booklet to translate numbers into playing cards \n bob hummer \n bill coomer \n bill coomer 1980 bob hummer's collected secrets Bob Hummer	Mindreader's Dreambook	booklet to translate numbers into playing cards	Related to Bill Coomer (Bill Coomer, 1981)	1980	Bob Hummer's Collected Secrets	45		→ Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
crandall on hummer \n on bob hummer \n "senator" clark crandall \n "crandall on hummer" in "the new tops" 6, 7 & 8 in 1964 1980 bob hummer's collected secrets "Senator" Clark Crandall	Crandall on Hummer	on Bob Hummer	Also published here "Crandall on Hummer" in "The New Tops" 6, 7 & 8 in 1964	1980	Bob Hummer's Collected Secrets	49		→ Articles / Anecdotes → Articles / Biographical
3-card monte \n mathematical three card monte \n bob hummer \n hummers mathematical 3 card monte \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	3-Card Monte	mathematical three card monte	Also published here Hummers Mathematical 3 Card Monte (Bob Hummer, 1951)	1980	Bob Hummer's Collected Secrets	59		→ Cards / Effect Themes / Gambling / Three Card Monte / Packet Trick with Monte theme → Games / Instruction Games
3-cup monte \n bill under one of three cups, back of performer is turned and after some changes in the order of the cups, performer divines cup with bill \n bob hummer \n al koran 1980 bob hummer's collected secrets Bob Hummer, Al Koran	3-Cup Monte	bill under one of three cups, back of performer is turned and after some changes in the order of the cups, performer divines cup with bill		1980	Bob Hummer's Collected Secrets	60		→ Cup / Miscellaneous → Bill / Miscellaneous → Games / Instruction Games
voodoo fortune telling \n cards with questions on one side and different pictures of zombies on the other side, one question is selected and cards separated several times while checking different features of the zombies, eventually a four digit number is evaluated and leads to the answer of the question in a book, system is explained with playing cards \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Voodoo Fortune Telling	cards with questions on one side and different pictures of zombies on the other side, one question is selected and cards separated several times while checking different features of the zombies, eventually a four digit number is evaluated and leads to the answer of the question in a book, system is explained with playing cards		1980	Bob Hummer's Collected Secrets	73		→ Cards / Principles / Gray Code / De Bruijn Sequence → Cards / Effect Themes / Divination / Mind Reading / Mathematical → Mental Magic / Effects / Divination → Mental Magic / Effects / Q&A
hummer's mathematical shell game \n with four cups or four shells and two dice \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Hummer's Mathematical Shell Game	with four cups or four shells and two dice		1980	Bob Hummer's Collected Secrets	78		→ Cup / Miscellaneous → Nut / Miscellaneous → Games / Instruction Games
hummer's whirling card \n \n bob hummer \n bob hummer's whirling card \n bob hummer \n whirling card \n mark lefler 1980 bob hummer's collected secrets Bob Hummer	Hummer's Whirling Card		Related to Whirling Card (Mark Lefler, 1983) Also published here Bob Hummer's Whirling Card (Bob Hummer, 1943)	1980	Bob Hummer's Collected Secrets	84		→ Cards / Principles / Thread Work → Cards / Effect Themes / Animation / Floatation → Thread / Invisible Thread / Miscellaneous
hummer's forcing deck \n using hinged cards \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Hummer's Forcing Deck	using hinged cards		1980	Bob Hummer's Collected Secrets	84		→ Cards / Gaffed Cards & Decks / Deck / Forcing Deck → Cards / Gaffed Cards & Decks / Cards / Forcing Gaff
hummer's ring and cord \n ring off and on string with handkerchief \n bob hummer \n a part of martin gardner's column in "hugard's magic monthly" 1980 bob hummer's collected secrets Bob Hummer	Hummer's Ring and Cord	ring off and on string with handkerchief	Also published here a part of Martin Gardner's column in "Hugard's Magic Monthly"	1980	Bob Hummer's Collected Secrets	85		→ Ring / Ring and Rope Routines & Moves → Ring / Finger Rings / Penetration / Ring and String
interlocked card production \n method to interlock fingers \n bob hummer \n interlocked production \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Interlocked Card Production	method to interlock fingers	Also published here Interlocked Production (Bob Hummer, 1959)	1980	Bob Hummer's Collected Secrets	86		→ Cards / Manipulation / Production / Interlocked Production
bob hummer's visual change \n \n bob hummer \n visual change \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Bob Hummer's Visual Change		Also published here Visual Change (Bob Hummer, 1959)	1980	Bob Hummer's Collected Secrets	87		→ Cards / Sleights / Color Change / free handed
hummer card change \n with handkerchief, hand turned over and card put on silk \n bob hummer \n change \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Hummer Card Change	with handkerchief, hand turned over and card put on silk	Also published here Change (Bob Hummer, 1955)	1980	Bob Hummer's Collected Secrets	89		→ Cards / Sleights / Switches / Single Card Switches / Miscellaneous
think a word \n disc to select an spell any card, card is divined, back turned (1964) \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Think a Word	disc to select an spell any card, card is divined, back turned (1964)		1980	Bob Hummer's Collected Secrets	91		→ Cards / Effect Themes / Divination / Mind Reading / Mathematical → Cards / Props & Apparatus / Miscellaneous
thotography ii \n \n jeff busby \n 2nd thot \n jeff busby \n thotograhy \n bob hummer 1980 bob hummer's collected secrets Jeff Busby	Thotography II		Inspired by Thotograhy (Bob Hummer, 1980) Related to 2nd Thot (Jeff Busby, 1974)	1980	Bob Hummer's Collected Secrets	93		→ Cards / Effect Themes / Think a Card / limited Choice → Cards / Sleights / Crimps / Corner Crimp
night moves \n \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	Night Moves			1980	Bob Hummer's Collected Secrets	94		→ Cards / Sleights / Crimps / Corner Crimp → Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
it's murder - no book \n no book method, with rotatable disk, spectator selects murder and victim while performer's back is turned, both are divined \n howard lyons \n instruction sheet for improved it's murder \n bob hummer \n it's murder \n bob hummer 1980 bob hummer's collected secrets Howard Lyons	It's Murder - No Book	no book method, with rotatable disk, spectator selects murder and victim while performer's back is turned, both are divined	Inspired by It's Murder (Bob Hummer, 1980) Related to Instruction Sheet for Improved It's Murder (Bob Hummer, 1947)	1980	Bob Hummer's Collected Secrets	96		→ Mental Magic / Effects / Divination → Games / Murder Game
mother goose force \n to force a page, based on the miraskill idea \n bob hummer \n martin gardner's "mother goose mystery" 1980 bob hummer's collected secrets Bob Hummer	Mother Goose Force	to force a page, based on the Miraskill idea	Related to Martin Gardner's "Mother Goose Mystery"	1980	Bob Hummer's Collected Secrets	99		→ Cards / Sleights / Force / Mathematical Forces → Cards / Effect Themes / Red Black / Miraskill & Variations → Numbers / Number Forces / Playing Cards
a hummer letter \n to martin gardner \n bob hummer 1980 bob hummer's collected secrets Bob Hummer	A Hummer Letter	to Martin Gardner		1980	Bob Hummer's Collected Secrets	103		→ Articles / Letters
gremlins \n no. 10, ten red-green double-faced paper cards, spectator shuffles, performer separates the cards behind his back so that the same number of green cards is in both piles \n karl fulves \n the magic separation \n bob hummer 1980 the children's magic kit Karl Fulves	Gremlins	No. 10, ten red-green double-faced paper cards, spectator shuffles, performer separates the cards behind his back so that the same number of green cards is in both piles	Inspired by The Magic Separation (Bob Hummer, 1980)	1980	The Children's Magic Kit	10		→ Paper / Miscellaneous → Cards / Principles / Red-Black Relationship
third thot \n card that falls on thought-of position is chosen, later named, ten memorized cards, faro \n jon racherbaumer \n thotograhy \n bob hummer 1981 the lost pages of the kabbala Jon Racherbaumer	Third Thot	card that falls on thought-of position is chosen, later named, ten memorized cards, faro	Inspired by Thotograhy (Bob Hummer, 1980)	1981	The Lost Pages of the Kabbala	25		→ Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Cards / Principles / Stacked Deck Stuff / Partial Stack (DONT USE THIS) → Cards / Principles / Stacked Deck Stuff / Memorized / Full Deck
million-dollar mystery \n no. 9, twelve coins on table, spectator can remove some and coins with heads and tales up are divined, blindfolded \n bob hummer \n unknown \n the 12¢ solution \n karl fulves \n time will tell \n bob hummer \n jack yates 1981 self-working table magic Bob Hummer, Unknown	Million-Dollar Mystery	No. 9, twelve coins on table, spectator can remove some and coins with heads and tales up are divined, blindfolded	Related to The 12¢ Solution (Karl Fulves, 1975) Time Will Tell (Bob Hummer, Jack Yates, 1989)	1981	Self-Working Table Magic	13		→ Coin / Effect Themes / Mental Stuff
mental die \n no. 28, die under hat, divination of number \n bob hummer \n the moon die mystery \n bob hummer 1981 self-working table magic Bob Hummer	Mental Die	No. 28, die under hat, divination of number	Also published here The Moon Die Mystery (Bob Hummer, 1980)	1981	Self-Working Table Magic	32		→ Dice (small) / Divination → Mental Magic / Effects / Divination
the borgia cup \n no. 53, three cups, poisoned glass is found \n karl fulves \n oscar weigle \n bob hummer 1981 self-working table magic Karl Fulves, Oscar Weigle, Bob Hummer	The Borgia Cup	No. 53, three cups, poisoned glass is found		1981	Self-Working Table Magic	64		→ Mental Magic / Principles / Marking Systems → Mental Magic / Effects / Russian Roulette Theme (guns, nails etc.)
max abrams \n version for puzzling speller and highlighting mistake in original description \n max abrams \n the puzzling speller \n bob hummer 1981 bob hummer's collected secrets Max Abrams	Max Abrams	version for puzzling speller and highlighting mistake in original description	Related to The Puzzling Speller (Bob Hummer, 1936)	1981	Bob Hummer's Collected Secrets	112		→ Cards / Principles / Spelling → Cards / Effect Themes / Spelling / Thought-of Cards → Cards / Principles / Stacked Deck Stuff / Spelling Stack / Partial
bill coomer \n idea for the mindreader's dreambook \n bill coomer \n mindreader's dreambook \n bob hummer 1981 bob hummer's collected secrets Bill Coomer	Bill Coomer	idea for the Mindreader's Dreambook	Related to Mindreader's Dreambook (Bob Hummer, 1980)	1981	Bob Hummer's Collected Secrets	113		→ Articles / Articles
tom hunter \n some ideas on thoto \n tom hunter \n thoto \n bob hummer 1981 bob hummer's collected secrets Tom Hunter	Tom Hunter	some ideas on Thoto	Inspired by Thoto (Bob Hummer, 1980)	1981	Bob Hummer's Collected Secrets	114		→ Articles / Articles
jeff busby \n on a picture of bob hummer \n jeff busby 1981 bob hummer's collected secrets Jeff Busby	Jeff Busby	on a picture of Bob Hummer		1981	Bob Hummer's Collected Secrets	118		→ Articles / Articles
paper clip discovery \n chosen cards found to be paper clipped together with a message on them \n bob hummer \n martin gardner \n "paper clip discovery" in martin gardner's "cut the cards" 1942 1981 bob hummer's collected secrets Bob Hummer, Martin Gardner	Paper Clip Discovery	chosen cards found to be paper clipped together with a message on them	Also published here "Paper Clip Discovery" in Martin Gardner's "Cut the Cards" 1942	1981	Bob Hummer's Collected Secrets	118		→ Cards / Effect Themes / Location / Multiple Cards → Cards / Effect Themes / Paper Clip & Cards
richard durham \n letter written by bob hummer to c. verne, with lot of biographical details \n richard durham 1981 bob hummer's collected secrets Richard Durham	Richard Durham	letter written by Bob Hummer to C. Verne, with lot of biographical details		1981	Bob Hummer's Collected Secrets	120		→ Articles / Anecdotes → Articles / Biographical
grayze \n divination of a card, five cards on the table, covered with a handkerchief \n thomas alan waters \n bob hummer \n hummer's magic carpet \n bob hummer 1983 mind, myth & magick Thomas Alan Waters, Bob Hummer	Grayze	divination of a card, five cards on the table, covered with a handkerchief	Related to Hummer's Magic Carpet (Bob Hummer, 1980)	1983	Mind, Myth & Magick (Issue Mindscript 3: The Symbol Test)	420		→ Cards / Principles / Gray Code / De Bruijn Sequence → Cards / Gaffed Cards & Decks / Cards / Rough and Smooth (not full deck) → Mental Magic / Effects / Divination
whirling card \n card shoots out of deck and floats into hand \n mark lefler \n hummer's whirling card \n bob hummer 1983 lecture iii Mark Lefler	Whirling Card	card shoots out of deck and floats into hand	Related to Hummer's Whirling Card (Bob Hummer, 1980)	1983	Lecture III	16		→ Cards / Sleights / Shooting & Scaling → Cards / Principles / Thread Work → Cards / Effect Themes / Animation / Floatation → Thread / Invisible Thread / Miscellaneous
stitches in time \n triumph effect with pseudo-bob-hummer presentation/procedure, spectator "unmixes" deck themselves via long mathematical/hummeresque procedure \n stephen tucker \n hummer's reversal mystery \n bob hummer \n oscar weigle 1984 the card-mad-gic of stephen tucker Stephen Tucker	Stitches in time	Triumph effect with pseudo-Bob-Hummer presentation/procedure, spectator "unmixes" deck themselves via long mathematical/Hummeresque procedure	Inspired by Hummer's Reversal Mystery (Bob Hummer, Oscar Weigle, 1956)	1984	The Card-Mad-gic of Stephen Tucker	3		→ Cards / Effect Themes / Turnover & Reverse / Triumph / Effect Variations
the omega bet \n no. 73, card pushed face-up in center and deck dealt in pairs, pair with face-up card matches or not, multiple phases \n karl fulves \n the compleat gamester \n karl fulves \n the omega bet - updated \n nick trost \n al thatcher \n matching wits \n bob king \n dollar deal \n roberto giobbi \n bob hummer 1984 more self-working card tricks Karl Fulves	The Omega Bet	No. 73, card pushed face-up in center and deck dealt in pairs, pair with face-up card matches or not, multiple phases	Related to The Compleat Gamester (Karl Fulves, 1969) Matching Wits (Bob King, 2003) Dollar Deal (Roberto Giobbi, Bob Hummer, 2016) Variations The Omega Bet - Updated (Nick Trost, Al Thatcher, 1997)	1984	More Self-Working Card Tricks	107		→ Cards / Principles / Gilbreath Principle → Cards / Effect Themes / Gambling / Red/Black & Matching Games → Games / Bar Bets & Puzzles → Cards / Principles / Stacked Deck Stuff / Red/Black Stack (not simply divided)
visual change variation \n with multiple cards \n bob hummer \n meir yedid 1986 stage stuff Bob Hummer, Meir Yedid	Visual Change Variation	with multiple cards		1986	Stage Stuff	40		→ Cards / Gaffed Cards & Decks / Cards / Double Facer → Cards / Sleights / Color Change / free handed
diskette \n reading with layout with coins \n philip t. goldstein \n dial a date deal \n bob hummer 1989 fifth Philip T. Goldstein	Diskette	reading with layout with coins	Inspired by Dial a Date Deal (Bob Hummer, 1980)	1989	Fifth	5		→ Coin / Effect Themes / Mental Stuff → Mental Magic / Effects / Q&A
slap coin \n no. 9, coin in closed fist, other hand on top, quick upward motion and coin lies on top of fist \n bob hummer \n a rare coin stunt \n bob hummer 1989 self-working coin magic Bob Hummer	Slap Coin	No. 9, coin in closed fist, other hand on top, quick upward motion and coin lies on top of fist	Also published here A Rare Coin Stunt (Bob Hummer, 1980)	1989	Self-Working Coin Magic	12		→ Coin / Effect Themes / Penetration / Hand
slap coin variation \n several coins penetrate from inside fist to top \n bruce elliott \n a rare coin stunt \n bob hummer 1989 self-working coin magic Bruce Elliott	Slap Coin Variation	several coins penetrate from inside fist to top	Inspired by A Rare Coin Stunt (Bob Hummer, 1980)	1989	Self-Working Coin Magic	13		→ Coin / Effect Themes / Penetration / Hand
time will tell \n no. 74, twelve coins on table in circle layout, spectator removes six coins, some head/tail matching \n bob hummer \n jack yates \n million-dollar mystery \n bob hummer \n unknown 1989 self-working coin magic Bob Hummer, Jack Yates	Time Will Tell	No. 74, twelve coins on table in circle layout, spectator removes six coins, some head/tail matching	Related to Million-Dollar Mystery (Bob Hummer, Unknown, 1981)	1989	Self-Working Coin Magic	102		→ Coin / Effect Themes / Mental Stuff
immovable object \n no. 78, six numbered glasses, coin moved from glass to glass \n bob hummer \n stewart james \n mel stover \n karl fulves 1989 self-working coin magic Bob Hummer, Stewart James, Mel Stover, Karl Fulves	Immovable Object	No. 78, six numbered glasses, coin moved from glass to glass		1989	Self-Working Coin Magic	107		→ Games / Instruction Games
infallible \n \n bob hummer \n the magic separation \n bob hummer 1989 easy-to-do card tricks for children Bob Hummer	Infallible		Also published here The Magic Separation (Bob Hummer, 1980)	1989	Easy-to-Do Card Tricks for Children	12		→ Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other)
hummering i \n no. 59, ring onto rope \n bob hummer 1990 self-working rope magic Bob Hummer	Hummering I	No. 59, ring onto rope		1990	Self-Working Rope Magic	125		→ Ring / Ring and Rope Routines & Moves → Rope / Penetration / Penetrations with Rings,...
hummering ii \n no. 60, ring onto rope \n bob hummer 1990 self-working rope magic Bob Hummer	Hummering II	No. 60, ring onto rope		1990	Self-Working Rope Magic	127		→ Ring / Ring and Rope Routines & Moves → Rope / Penetration / Penetrations with Rings,...
what about hummer's number? \n cards shuffled face-up/face-down with some procedure, result predicted \n jon racherbaumer \n face up prediction \n bob hummer 1990 cardfixes Jon Racherbaumer	What About Hummer's Number?	cards shuffled face-up/face-down with some procedure, result predicted	Inspired by Face Up Prediction (Bob Hummer, 1940)	1990	Cardfixes	44		→ Cards / Principles / Stacked Deck Stuff / Divided Deck → Cards / Effect Themes / Prediction / Number Prediction → Cards / Effect Themes / Chaos & Order / Shuffle-Bored
face value \n cards shuffled face-up/face-down, cards dealt into performers hand until he calls stop, number of face-down cards then equals face-up cards \n karl fulves \n the magic separation \n bob hummer \n profiling \n karl fulves 1992 deceptive practices Karl Fulves	Face Value	cards shuffled face-up/face-down, cards dealt into performers hand until he calls stop, number of face-down cards then equals face-up cards	Inspired by The Magic Separation (Bob Hummer, 1980) Related to Profiling (Karl Fulves, 1998)	1992	Deceptive Practices	25		→ Cards / Effect Themes / Super-Senses / Sense of Touch / Miscellaneous → Cards / Principles / Red-Black Relationship
octext \n spectator choses one of eight words and removes its letters from alphabet deck, divined with pendulum, binary coding via card removal from deck, for correction see reference \n philip t. goldstein \n hummer's bible trick \n bob hummer \n hummer's magic carpet \n bob hummer \n octext \n philip t. goldstein 1992 new sorcerer Philip T. Goldstein	Octext	spectator choses one of eight words and removes its letters from alphabet deck, divined with pendulum, binary coding via card removal from deck, for correction see reference	Inspired by Hummer's Bible Trick (Bob Hummer, 1980) Related to Hummer's Magic Carpet (Bob Hummer, 1980) Octext (Philip T. Goldstein, 1992)	1992	New Sorcerer (Vol. 1 No. 1)	6		→ ABC Cards / Divination → Pendulum
hum-dinger \n three cards and a queen removed, spectator thinks of one of the three cards which are returned to deck, queen whispers performer the selection \n bob king \n bob hummer 1993 the breather 2 Bob King, Bob Hummer	Hum-Dinger	three cards and a Queen removed, spectator thinks of one of the three cards which are returned to deck, Queen whispers performer the selection		1993	The Breather 2	10		→ Cards / Effect Themes / Location / Single Card
principles and deceptions \n "an easy trip through the arithmetical principles of card magic - part 4" - two unique principles of bob hummer - principle one - principle two (cato) \n peter duffie 1993 profile Peter Duffie	Principles and Deceptions	"An Easy Trip Through The Arithmetical Principles Of Card Magic - Part 4" Two Unique Principles of Bob Hummer Principle One Principle Two (CATO)		1993	Profile (Issue 16)	6		→ Cards / Principles / Binary / CATO & Parity
hummer of a trick variation \n some cards mixed face-up/face-down by spectator, performer takes one section under the table briefly, in the end there are the same number of face-up cards in two piles \n peter duffie \n hummer of a trick! \n robert page \n bob hummer 1993 profile Peter Duffie	Hummer of a Trick Variation	some cards mixed face-up/face-down by spectator, performer takes one section under the table briefly, in the end there are the same number of face-up cards in two piles	Inspired by Hummer of a Trick! (Robert Page, Bob Hummer, 1968)	1993	Profile (Issue 16)	6		→ Cards / Effect Themes / Prediction / Off-beat Predictions → Cards / Principles / Stacked Deck Stuff / Numerical/Straight Stack / Partial
the magic separation \n face-up/face-down mixed packet behind performer's back, two piles formed with same number of up and down cards, brief \n bob hummer 1994 crooked tales Bob Hummer	The Magic Separation	face-up/face-down mixed packet behind performer's back, two piles formed with same number of up and down cards, brief		1994	Crooked Tales	21		→ Cards / Effect Themes / Number Effects / Miscellaneous
coin production \n flipping invisible coin in the air and catching it on the back of the hand, where it becomes visible \n bob hummer \n gregory wilson \n a rare coin stunt \n bob hummer 1997 l.i.n.t. — pocket stuff for close-up magicians Bob Hummer, Gregory Wilson	Coin Production	flipping invisible coin in the air and catching it on the back of the hand, where it becomes visible	Inspired by A Rare Coin Stunt (Bob Hummer, 1980)	1997	L.I.N.T. — Pocket Stuff for Close-Up Magicians	115		→ Coin / Sleights / Appearance & Production Moves / One-Handed
still scheming \n play it straight triumph type of effect with cato procedure, use half a deck \n peter duffie \n color scheme \n oscar weigle \n hummer's 18 card mystery \n bob hummer 1997 effortless card magic Peter Duffie	Still Scheming	Play it Straight Triumph type of effect with CATO procedure, use half a deck	Inspired by Color Scheme (Oscar Weigle, 1950) Hummer's 18 Card Mystery (Bob Hummer, 1980)	1997	Effortless Card Magic	144		→ Cards / Effect Themes / Turnover & Reverse / Triumph / Effect Variations → Cards / Principles / Binary / CATO & Parity
nu way shell game \n props changed to four white cards with colored spots \n jack avis \n "perfect strangers" (allan slaight, the new pentagram, vol. 20 no. 7) \n mathematical 3 card monte \n bob hummer \n al koran 1998 vis à vis Jack Avis	Nu Way Shell Game	props changed to four white cards with colored spots	Inspired by "Perfect Strangers" (Allan Slaight, The New Pentagram, Vol. 20 No. 7) Mathematical 3 Card Monte (Bob Hummer, Al Koran, 1980)	1998	Vis à Vis	66		→ Games / Instruction Games
going, going, going, gniog, gone \n coin through hand four times, then vanishes (sequences include those by felicien trewey, jose frakson) \n milton kort \n a rare coin stunt \n bob hummer 1999 kort Milton Kort	Going, Going, Going, gnioG, Gone	Coin through hand four times, then vanishes (sequences include those by Felicien Trewey, Jose Frakson)	Inspired by A Rare Coin Stunt (Bob Hummer, 1980)	1999	Kort	151		→ Coin / Effect Themes / Vanish Routines / Bare Handed → Coin / Effect Themes / Penetration / Hand
pivot change \n here credited to hummer \n bob hummer \n noel stanton 1999 close-up & personal Bob Hummer, Noel Stanton	Pivot Change	here credited to Hummer		1999	Close-Up & Personal	113		→ Cards / Sleights / Color Change / free handed
37 threes \n "dot com - tricks and stunts with numbers" small packet, spectator cuts and turns over pairs, then two red threes are only reversed cards, comedy prediction is shown to fit \n karl fulves \n hummer's 18 card mystery \n bob hummer \n informant \n karl fulves 1999 the fine print Karl Fulves	37 Threes	"Dot Com - Tricks and stunts with numbers" small packet, spectator cuts and turns over pairs, then two red Threes are only reversed cards, comedy prediction is shown to fit	Related to Hummer's 18 Card Mystery (Bob Hummer, 1980) Informant (Karl Fulves, 1999)	1999	The Fine Print (Issue 10)	348		→ Cards / Effect Themes / Prediction / Multiple Card Prediction → Cards / Effect Themes / Prediction / Off-beat Predictions → Cards / Principles / Binary / CATO & Parity
die box construct \n "dot com - tricks and stunts with numbers" five cards, coin moved around on it while the performer turns his back, sucker prediction in which the cards transform for it to become true \n karl fulves \n mom and pop puzzle \n bob hummer 1999 the fine print Karl Fulves	Die Box Construct	"Dot Com - Tricks and stunts with numbers" five cards, coin moved around on it while the performer turns his back, sucker prediction in which the cards transform for it to become true	Inspired by Mom and Pop Puzzle (Bob Hummer, 1980)	1999	The Fine Print (Issue 10)	352		→ Cards / Effect Themes / Transformation / Multiple Cards → Cards / Effect Themes / Prediction / Off-beat Predictions → Games / Instruction Games
face-up prediction \n spectator and performer turn cards over in the deck, number of reversed cards is predicted \n bob hummer \n face up prediction \n bob hummer 2000 off the books Bob Hummer	Face-Up Prediction	spectator and performer turn cards over in the deck, number of reversed cards is predicted	Also published here Face Up Prediction (Bob Hummer, 1980)	2000	Off The Books (Issue 2)	8		→ Cards / Effect Themes / Prediction / Number Prediction → Cards / Effect Themes / Chaos & Order / Shuffle-Bored → Cards / Principles / Red-Black Relationship
last word prediction \n number of face-up cards predicted \n ralph w. hull \n "the testament of ralph w. hull" (trevor hall, 1945) \n face up prediction \n bob hummer 2000 off the books Ralph W. Hull	Last Word Prediction	number of face-up cards predicted	Inspired by Face Up Prediction (Bob Hummer, 1980) Also published here "The Testament of Ralph W. Hull" (Trevor Hall, 1945)	2000	Off The Books (Issue 2)	8		→ Cards / Effect Themes / Prediction / Number Prediction → Cards / Effect Themes / Chaos & Order / Shuffle-Bored
revisiting the dream \n \n jerry mentzer \n cardician's dream \n edward marlo \n bob hummer 2000 semi-automatic card tricks — volume 3 Jerry Mentzer	Revisiting the Dream		Inspired by Cardician's Dream (Edward Marlo, Bob Hummer, 1953)	2000	Semi-Automatic Card Tricks — Volume 3	75		→ Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
cardician's dream (improved) \n \n jerry mentzer \n al thatcher \n cardician's dream \n edward marlo \n bob hummer 2000 card file two Jerry Mentzer, Al Thatcher	Cardician's Dream (Improved)		Inspired by Cardician's Dream (Edward Marlo, Bob Hummer, 1953)	2000	Card File Two	41		→ Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer) → Cards / Principles / Stacked Deck Stuff / Numerical/Straight Stack / Partial
psychic map \n no. 69, fifteen cards in matrix layout on table, some are turned over, covered with newspaper, performer reaches underneath and adjusts, when newspaper is removed all face-up cards are red and vice versa \n karl fulves \n bob hummer 2001 new self-working card tricks Karl Fulves, Bob Hummer	Psychic Map	No. 69, fifteen cards in matrix layout on table, some are turned over, covered with newspaper, performer reaches underneath and adjusts, when newspaper is removed all face-up cards are red and vice versa		2001	New Self-Working Card Tricks	104		→ Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Effect Themes / Gags & Curiousities / Matrix Layouts & Tapestry → Cards / Principles / Binary / CATO & Parity
scrambled stud \n no. 27, spectator remembers card and its position in ten-card packet, two hands dealt but selection and its mate face-down \n karl fulves \n bob hummer 2001 my best self-working card tricks Karl Fulves, Bob Hummer	Scrambled Stud	No. 27, spectator remembers card and its position in ten-card packet, two hands dealt but selection and its mate face-down		2001	My Best Self-Working Card Tricks	56		→ Cards / Effect Themes / Mates / Mates → Cards / Principles / Stacked Deck Stuff / Partial Stack (DONT USE THIS) → Cards / Principles / Locator Cards / Pencil Dot or similar Marks → Cards / Effect Themes / Gambling / Poker / Miscellaneous → Cards / Effect Themes / Location / Challenge Locations / Challenge Single Card Location / Miscellaneous
eyeless vision \n no. 59 \n karl fulves \n ralph w. hull \n bob hummer 2001 my best self-working card tricks Karl Fulves, Ralph W. Hull, Bob Hummer	Eyeless Vision	No. 59		2001	My Best Self-Working Card Tricks	134		→ Cards / Effect Themes / Chaos & Order / Shuffle-Bored
triple humdinger \n face-up/face-down prediction of number of cards in packet, three predictions \n peter duffie \n personality test \n bob hummer \n intuitive \n peter duffie 2001 cards by all means Peter Duffie	Triple Humdinger	face-up/face-down prediction of number of cards in packet, three predictions	Inspired by Personality Test (Bob Hummer, 1980) Related to Intuitive (Peter Duffie, 1998)	2001	Cards By All Means	16		→ Cards / Effect Themes / Prediction / Number Prediction → Cards / Effect Themes / Prediction / Off-beat Predictions → Cards / Principles / Binary / CATO & Parity
the rule for red \n different handling than cato, switching two cards \n karl fulves \n hummer's 18 card mystery \n bob hummer 2002 latter day secrets Karl Fulves	The Rule For Red	different handling than CATO, switching two cards	Inspired by Hummer's 18 Card Mystery (Bob Hummer, 1980)	2002	Latter Day Secrets (Issue 7)	262		→ Cards / Effect Themes / Red Black / Separation / by Magician / Miscellaneous → Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Binary / CATO & Parity
the full monte \n hummer's mathematical monte variation with three cards, chosen one named, variation by jack avis with three packets \n lewis jones \n "monte bank" (lewis jones, the spring of 52) \n mathematical 3 card monte \n bob hummer \n al koran \n clubbed 21 \n jon racherbaumer 2002 ahead of the pack Lewis Jones	The full monte	Hummer's Mathematical Monte variation with three cards, chosen one named, variation by Jack Avis with three packets	Inspired by Mathematical 3 Card Monte (Bob Hummer, Al Koran, 1980) Related to "Monte Bank" (Lewis Jones, The Spring of 52) Variations Clubbed 21 (Jon Racherbaumer, 2007)	2002	Ahead of the Pack	63		→ Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Games / Instruction Games
3-coin monte \n three cards and three coins, spectator moves cards around, performer places coins on cards which he thinks match the value of the coins via instructions \n karl fulves \n mathematical 3 card monte \n bob hummer \n al koran 2003 off the books Karl Fulves	3-Coin Monte	three cards and three coins, spectator moves cards around, performer places coins on cards which he thinks match the value of the coins via instructions	Inspired by Mathematical 3 Card Monte (Bob Hummer, Al Koran, 1980)	2003	Off The Books (Issue 4)	59		→ Coin / Effect Themes / Mental Stuff → Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Cards / Principles / Locator Cards / Punch → Games / Instruction Games
a vision or a dream? \n "final", thought of card, spectator does some procedure according to value and suit of card, at the end all cards are blank except selection \n wesley james \n mind reader's dream \n bob hummer 2004 enchantments Wesley James	A Vision or a Dream?	"final", thought of card, spectator does some procedure according to value and suit of card, at the end all cards are blank except selection	Inspired by Mind Reader's Dream (Bob Hummer, 1980)	2004	Enchantments	438		→ Cards / Effect Themes / Prediction / Off-beat Predictions → Cards / Effect Themes / Gags & Curiousities / Things happen to the whole deck → Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
the bible code \n eight tarot cards, using phone number from an address book some arrangements are done to find selection \n peter duffie \n dial a date deal \n bob hummer 2004 subtle miracles Peter Duffie	The Bible Code	eight tarot cards, using phone number from an address book some arrangements are done to find selection	Inspired by Dial a Date Deal (Bob Hummer, 1980)	2004	Subtle Miracles	112		→ Cards / Effect Themes / Divination / Mind Reading / Mathematical → Tarot
return of the lonely card \n all reversed except selection after mixing process, using tapgac \n peter duffie \n robin robertson \n the lonely card \n bob hummer 2004 diamonds from coal Peter Duffie, Robin Robertson	Return of the Lonely Card	all reversed except selection after mixing process, using TAPGAC	Inspired by The Lonely Card (Bob Hummer, 1946)	2004	Diamonds from Coal	124		→ Cards / Effect Themes / Location / Single Card → Cards / Principles / Binary / CATO & Parity
marble memories \n marble distribution taken by spectators divined, clear change bag \n barrie richardson \n vibrations, may 2004 \n little stranger \n bob hummer 2005 act two Barrie Richardson	Marble Memories	marble distribution taken by spectators divined, clear change bag	Inspired by Little Stranger (Bob Hummer, 1945) Also published here Vibrations, May 2004	2005	Act Two	150		→ Pearl & Marble → Mental Magic / Effects / Divination → Apparatus / Changing & Switching Devices
mixed cards and feelings \n sixteen cards are cut into two piles and spectator turns the same amount of cards over in each pile, performer takes cards behind back, turns some cards over and tells how many cards are reversed \n reinhard müller \n face up prediction \n bob hummer 2006 semi-automatic card tricks — volume 6 Reinhard Müller	Mixed Cards and Feelings	sixteen cards are cut into two piles and spectator turns the same amount of cards over in each pile, performer takes cards behind back, turns some cards over and tells how many cards are reversed	Related to Face Up Prediction (Bob Hummer, 1940)	2006	Semi-Automatic Card Tricks — Volume 6	58		→ Cards / Effect Themes / Red Black / Separation / by Magician / Sense of Touch (or other) → Cards / Principles / Red-Black Relationship
predecktion \n spectators get seven cards each and turn some over, cards are shuffled and turned, number of reversed cards match prediction \n steve beam \n face up prediction \n bob hummer 2006 semi-automatic card tricks — volume 6 Steve Beam	Predecktion	spectators get seven cards each and turn some over, cards are shuffled and turned, number of reversed cards match prediction	Related to Face Up Prediction (Bob Hummer, 1940)	2006	Semi-Automatic Card Tricks — Volume 6	60		→ Cards / Effect Themes / Chaos & Order / Shuffle-Bored → Cards / Principles / Red-Black Relationship
selected suit divination \n suit chosen, cards put in pockets of spectator and on packet handed to performer who is then able to announce how many cards of named suit are inside the pile \n tom craven \n little stranger \n bob hummer 2006 semi-automatic card tricks — volume 6 Tom Craven	Selected Suit Divination	suit chosen, cards put in pockets of spectator and on packet handed to performer who is then able to announce how many cards of named suit are inside the pile	Related to Little Stranger (Bob Hummer, 1945)	2006	Semi-Automatic Card Tricks — Volume 6	63		→ Cards / Effect Themes / Divination / Mind Reading / Mathematical → Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Principles / Red-Black Relationship
note under cup finale \n discussion and number reading ending \n darwin ortiz \n hummers mathematical 3 card monte \n bob hummer 2006 designing miracles Darwin Ortiz	Note Under Cup Finale	discussion and number reading ending	Inspired by Hummers Mathematical 3 Card Monte (Bob Hummer, 1951)	2006	Designing Miracles	114		→ Bill / Number-Reading → Games / Instruction Games
strangers from two worlds \n five photos, one of them being a celebrity. spectator mixes them up and place them in a row, magician is able to eliminate all the four random photos \n stewart james \n new tops, april 1963 \n hummer's three-object divination \n bob hummer \n perfected strangers \n allan slaight 2007 the essential stewart james Stewart James	Strangers From Two Worlds	Five photos, one of them being a celebrity. Spectator mixes them up and place them in a row, magician is able to eliminate all the four random photos	Inspired by Hummer's Three-object Divination (Bob Hummer, 1956) Variations Perfected Strangers (Allan Slaight, 2006) Also published here New Tops, April 1963	2007	The Essential Stewart James	147		→ Mental Magic / Effects / Divination → Games / Instruction Games
mathematics in the air \n chapter intro that describes the cato principle and the mathematics behind it, along with tricks \n persi diaconis \n ron graham \n baby hummer \n charles hudson \n hummer's ten card mystery \n bob hummer 2012 magical mathematics Persi Diaconis, Ron Graham	Mathematics in the Air	Chapter intro that describes the CATO Principle and the mathematics behind it, along with tricks	Related to Baby Hummer (Charles Hudson, 2012) Hummer's Ten Card Mystery (Bob Hummer, 2012)	2012	Magical Mathematics	1		→ Articles / Intros & Epilogues → Cards / Principles / Binary / CATO & Parity
hummer's ten card mystery \n original use of the cato principle, based on the 18 card mystery in the original manuscript, magician can name how many face up cards there are after mixing it up \n bob hummer \n "18 card mystery" (bob hummer, face-up / face-down mysteries, 1942) \n mathematics in the air \n persi diaconis \n ron graham 2012 magical mathematics Bob Hummer	Hummer's Ten Card Mystery	Original use of the CATO Principle, based on the 18 Card Mystery in the original manuscript, magician can name how many face up cards there are after mixing it up	Related to Mathematics in the Air (Persi Diaconis, Ron Graham, 2012) Also published here "18 Card Mystery" (Bob Hummer, Face-up / Face-down Mysteries, 1942)	2012	Magical Mathematics	4		→ Cards / Effect Themes / Number Effects / Miscellaneous → Cards / Principles / Binary / CATO & Parity
bob hummer \n about bob hummer's work in mathematical magic \n persi diaconis \n ron graham 2012 magical mathematics Persi Diaconis, Ron Graham	Bob Hummer	About Bob Hummer's work in mathematical magic		2012	Magical Mathematics	201		→ Articles / Biographical
hummer's three-card monte \n spectator thinks of one of three cards and switches a few cards around, magician divines thought of card, can do with any three objects \n bob hummer \n our contribution \n persi diaconis \n ron graham \n rock, paper, scissors \n cy endfield \n bob neale's rock, paper, scissors \n robert e. neale 2012 magical mathematics Bob Hummer	Hummer's Three-Card Monte	Spectator thinks of one of three cards and switches a few cards around, magician divines thought of card, can do with any three objects	Variations Our Contribution (Persi Diaconis, Ron Graham, 2012) Rock, Paper, Scissors (Cy Endfield, 2012) Bob Neale's Rock, Paper, Scissors (Robert E. Neale, 2012)	2012	Magical Mathematics	204		→ Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Mental Magic / Effects / Divination → Games / Instruction Games
our contribution \n variation on hummer's three card monte \n persi diaconis \n ron graham \n hummer's three-card monte \n bob hummer 2012 magical mathematics Persi Diaconis, Ron Graham	Our Contribution	Variation on Hummer's Three Card Monte	Inspired by Hummer's Three-Card Monte (Bob Hummer, 2012)	2012	Magical Mathematics	207		→ Mental Magic / Effects / Divination → Games / Instruction Games
rock, paper, scissors \n hummer's three card monte with rock paper scissors theme \n cy endfield \n hummer's three-card monte \n bob hummer 2012 magical mathematics Cy Endfield	Rock, Paper, Scissors	Hummer's Three Card Monte with Rock paper scissors theme	Inspired by Hummer's Three-Card Monte (Bob Hummer, 2012)	2012	Magical Mathematics	209		→ Games / Rock/Paper/Scissors → Games / Instruction Games
bob neale's rock, paper, scissors \n hummer's three card monte with rock paper scissors theme variation \n robert e. neale \n hummer's three-card monte \n bob hummer 2012 magical mathematics Robert E. Neale	Bob Neale's Rock, Paper, Scissors	Hummer's Three Card Monte with Rock paper scissors theme variation	Inspired by Hummer's Three-Card Monte (Bob Hummer, 2012)	2012	Magical Mathematics	210		→ Games / Rock/Paper/Scissors → Games / Instruction Games
three cheat monte \n spectator shuffles deck and deals out two cards, looks at one and exchanges the other two, selection indicated and named \n karl fulves \n mathematical 3 card monte \n bob hummer \n al koran 2012 prolix Karl Fulves	Three Cheat Monte	spectator shuffles deck and deals out two cards, looks at one and exchanges the other two, selection indicated and named	Inspired by Mathematical 3 Card Monte (Bob Hummer, Al Koran, 1980)	2012	Prolix (Issue 10)	639		→ Cards / Effect Themes / Divination / Mind Reading / Miscellaneous
mathematical 3-card monte revisited \n three cards freely chosen, one is selected, three cards moved around, magician divines selection. includes surprise finish of three cards becoming blank \n john born \n hummer's three-object divination \n bob hummer 2012 seeking the bridge John Born	Mathematical 3-Card Monte Revisited	Three cards freely chosen, one is selected, three cards moved around, magician divines selection. Includes surprise finish of three cards becoming blank	Inspired by Hummer's Three-object Divination (Bob Hummer, 1956)	2012	Seeking the Bridge	104		→ Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Cards / Effect Themes / Transformation / Printing & "Unprinting" → Games / Instruction Games → Cards / Principles / Stacked Deck Stuff / Memorized / Full Deck
make your mind a blank \n blank deck, spectator thinks of any card and goes through some dealing procedure, thought of card is divined \n doug edwards \n mitchell dyszel's "i'll read your mind" 1980. \n mental photography \n harry lorayne \n bob hummer 2013 nukes Doug Edwards	Make Your Mind a Blank	blank deck, spectator thinks of any card and goes through some dealing procedure, thought of card is divined	Inspired by Mitchell Dyszel's "I'll Read Your Mind" 1980. Mental Photography (Harry Lorayne, Bob Hummer, 1967)	2013	Nukes	55		→ Cards / Principles / Fishing → Cards / Effect Themes / Divination / Mind Reading / Miscellaneous → Cards / Principles / Locator Cards / Pencil Dot or similar Marks → Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
my dream of mind reading \n blank deck finale, credit information \n john lovick \n mind reader's dream \n bob hummer \n on "my dream of mind reading" \n anton van helden 2016 the performance pieces & divertissements of the famous handsome jack, etc. John Lovick	My Dream of Mind Reading	blank deck finale, credit information	Inspired by Mind Reader's Dream (Bob Hummer, 1980) Variations On "My Dream of Mind Reading" (Anton van Helden, 2016)	2016	The Performance Pieces & Divertissements of the Famous Handsome Jack, etc.	115		→ Cards / Principles / Locator Cards / Pencil Dot or similar Marks → Cards / Effect Themes / Gags & Curiousities / Things happen to the whole deck → Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
on "my dream of mind reading" \n thoughts on this and bob hummer's "mindreader's dream" \n joshua jay 2016 the performance pieces & divertissements of the famous handsome jack, etc. Joshua Jay	On "My Dream of Mind Reading"	thoughts on this and Bob Hummer's "Mindreader's Dream"		2016	The Performance Pieces & Divertissements of the Famous Handsome Jack, etc.	117		→ Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
on "my dream of mind reading" \n blank deck finale, thought-of card is only printed one \n anton van helden \n mind reader's dream \n bob hummer \n my dream of mind reading \n john lovick 2016 the performance pieces & divertissements of the famous handsome jack, etc. Anton van Helden	On "My Dream of Mind Reading"	blank deck finale, thought-of card is only printed one	Inspired by Mind Reader's Dream (Bob Hummer, 1980) My Dream of Mind Reading (John Lovick, 2016)	2016	The Performance Pieces & Divertissements of the Famous Handsome Jack, etc.	118		→ Cards / Principles / Card Index → Cards / Effect Themes / Gags & Curiousities / Things happen to the whole deck → Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
dollar deal \n red-black betting game, bill is inserted in deck and pairs taken, color that comes with bill can be predicted \n roberto giobbi \n bob hummer \n genii, oct. 2007 \n the omega bet \n karl fulves 2016 hidden agenda Roberto Giobbi, Bob Hummer	Dollar Deal	red-black betting game, bill is inserted in deck and pairs taken, color that comes with bill can be predicted	Related to The Omega Bet (Karl Fulves, 1984) Also published here Genii, Oct. 2007	2016	Hidden Agenda (Issue Apr 16)	111		→ Cards / Effect Themes / Red Black / Miscellaneous → Cards / Effect Themes / Gambling / Red/Black & Matching Games → Cards / Principles / Stacked Deck Stuff / Red/Black Stack (not simply divided)
never mined \n spectator forms a card by dealing cards from top to bottom, performer is turned away and in the end removes card from pocket \n steve beam \n mind reader's dream \n bob hummer \n all-acess pass \n steve beam 2018 semi-automatic card tricks — volume 11 Steve Beam	Never Mined	spectator forms a card by dealing cards from top to bottom, performer is turned away and in the end removes card from pocket	Inspired by Mind Reader's Dream (Bob Hummer, 1952) Variations All-Acess Pass (Steve Beam, 2020)	2018	Semi-Automatic Card Tricks — Volume 11	266		→ Cards / Principles / Multiple Out → Cards / Sleights / Force / Mathematical Forces → Cards / Effect Themes / Prediction / Single Card → Cards / Effect Themes / Think a Card / Mindreader's Dream (Hummer)
unmarked hummer \n \n bob hummer \n steve beam 2018 semi-automatic card tricks — volume 11 Bob Hummer, Steve Beam	Unmarked Hummer			2018	Semi-Automatic Card Tricks — Volume 11	275		→ Cards / Effect Themes / Gambling / Three Card Monte / Packet Trick with Monte theme → Games / Instruction Games
lucky you \n chosen card found at position established by sum of randomly chosen numbers written on pieces of paper, based on mathematical principle \n michał kociołek \n numeral-oh-gee \n amazing randi \n shigeo futagawa \n hummer's poker chip baffle \n bob hummer \n stunumbers \n shigeo futagawa 2019 plots & methods Michał Kociołek	Lucky You	Chosen card found at position established by sum of randomly chosen numbers written on pieces of paper, based on mathematical principle	Inspired by Stunumbers (Shigeo Futagawa, 1983) Related to Numeral-oh-gee (Amazing Randi, Shigeo Futagawa, 1979) Hummer's Poker Chip Baffle (Bob Hummer, 1980)	2019	Plots & Methods	18		→ Cards / Effect Themes / Number Effects / Card found at total of Packet or named number → Cards / Effect Themes / Number Effects / Card(s) at A Number(Numbers)