Coin shrinking coil, fragmented. | |||
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Coin shrinking coil, fragmented. This is what's left of the copper coil used to magnetically shrink a coin (see above). I got it during the photo shoot for the article I wrote about coin shrinking for my monthly Popular Science column. Source: Bert Hickman Contributor: Theodore Gray Acquired: 17 July, 2003 Price: Donated Size: 2" Purity: >95% Sample Group: Coins | |||
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