3 entries in Checkers / Blue Phantom
Creators Title Comments & References Year Source Page AA Categories
Blue Phantom pile of checkers, bottom checker travels to the top and back, with a tube
1976 99
Architect's Nightmare Blue Phantom with square blocks
1976 102
William Schmeelk The Blue Phantom Perfected history and variations of Hans Trunk's Das Blaue Wunder
May 2023
PM2 (Issue 28)