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This product is also part of: The odd scientific principle discovered by Harris in 1980 makes an amazing coin transposition possible!
Two coins are displayed. One is marked with a large cross with a permanent marker and a spectator confirms that the cross will not rub off the coin. In full view, the marked coin and the plain coin transpose through the back of a spectator’s own hand.
Fully examinable, easy to do. The scientific principle makes it all work.
- examinable
- use any currency
- easy to perform
- carry it everywhere
1st edition 1980; digital edition 2009; 14 pages.
word count: 1908 which is equivalent to 7 standard pages of text
