Whitman Expos and Raleigh Coin Club Partner to Create the Carolinas' Premier Collecting Event and a New National Numismatic Destination.
Undated $20. Experimental piece. The regular reverse, uniface, was made very concave by passing it through the upsetting machine before and after striking.
Obverse Description
Blank.
Reverse Description
From the regular die of the period.
Catalog Information
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Subject: I would like to contribute catalog info to CDN for (1857) P$20 Copper, Uniface Die Trial, J-190 PR BN
Body: Referring page: http://beta.greysheet.com/prices/item/1857-pattern-die-trial-20-brown-judd-190/gsid/12271 GSID: 12271 Title: (1857) P$20 Copper, Uniface Die Trial, J-190 PR BN
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