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flip rub Discoloration, often only slight, on the highest points of a coin resulting from contact with a flip. On occasion, highly desirable coins sold in auctions have acquired minor rub from being repeatedly examined by eager bidders.
flip rub Discoloration on the highest points of a coin resulting from contact with a flip. flow lines ...
See also: Wear, Plastic, Frosted devices, Striking, Luster
 
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