The classic close-up effect that leaves any spectator perplexed. A coin is borrowed, marked and placed under a handerchief. Suddenly, the coin vanishes. Magician puts a small wooden box on the table. The box is firmly locked with a small padlock. Spectator is given a key and is asked to open the box. Inside is the marked coin! Box can be examined. Included are the box and lock, basic information and terrific routines by Johny Platt and Don Alan.
