4 entries in Cards / Effect Themes / Gags & Curiousities / Spectator has unknown skills
  
Creators Title Comments & References Year Source Page AA Categories
Clayton Rawson 2: Magic Taught in One Easy Lesson card transforms into selection, apparently spectator does the transformation
Also published here 1946 The Phoenix 51-100 (Issue 100) 405
Clayton Rawson 2. Magic Taught in One Easy Lesson card transforms into selection, apparently spectator does the transformation
Also published here 1956 The Best in Magic 153
Warren Stephens A Spectator's Estimate spectator guesses how many cards he cut off
Feb. 1996 Apocalypse Vol. 16-20 (Vol. 19 No. 2) 2611
Simon Lovell The Nightmare Deck apparently only spectator with special glasses can see large marks on the back
1997 Simon Says! 228