Cat's whisker detector closeup. | |||
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Cat's whisker detector closeup. A closeup of a the galena crystal from a cat's whisker radio detector. Source: eBay seller jrschades Contributor: Theodore Gray Acquired: 15 April, 2009 Text Updated: 15 April, 2009 Price: $24 Size: 0.5" Purity: 86% | |||
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