Here what happens:

This is a different version which I performed as part of my close-up act at the Blackpool convention in 1979

Lex Schoppi explains everything in this book

it just disappears

The biggest thing this trick has going for it is that it is so practical

Loyal Vanish | Thinking Paradox - (Download) Barrie Here what happens:Signed coin to shoe 100% impromptu. At any moment, you borrow a coin and have it signed on both sides. Now, holding it at your fingertips with your sleeves rolled up, the coin disappears into thin air without a trace. Your hands are genuinely empty, and there's nothing to hide. But here's the best part: without even moving from your spot, without bending down, and using only your feet, you remove one of your shoes to reveal the signed coin inside! A