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- Letters to the Editor (August 2, 2016) Marks’ statement on Liberty medal not official The front page story, “Silver medal marks Liberty’s return” (Numismatic News, July 12) reports that I “announced details of the 2016 American Liberty silver proof medal June 15.” That statement came as quite a surprise to me. Although I had the past honor to serve as the chairman of ...
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Author Archives: Ken Potter
This article was originally printed in Numismatic News. >> Subscribe today! Perhaps the most interesting coins to turn up at my table at the spring Michigan State Numismatic Society convention besides the proof 1962 half dollar I reported in the … Continue reading
A fourth specimen of the elusive 1992 Philadelphia Lincoln cent struck with a “Close AM” (of AMERICA) design style reverse has been reported to this author.
If you happened to buy a proof 2007-W half-ounce platinum American Eagle, now is the time to dig it out and see if it exhibits a die polishing error as the quarter-ounce and ounce coins do. Continue reading
A tripled-die 1892-CC $10 gold piece has been identified by Numismatic Guaranty Corp. Continue reading
David S. Brenner of Delaware found what appeared to be a bona fide strong doubled die on a 2010 Grand Canyon 5-ounce silver bullion coin showing in images he sent to Numismatic News. It wasn’t. Continue reading
In recently discussed many ways to collect errors and varieties, one of which being an assemblage of one of each error-variety type that is possible within a series. I’d like to show more of the types that a collector might want to add to his or her collection. Continue reading
A James Buchanan Presidential dollar has been found with a plain edge. So far, it is the only one reported. Continue reading
More extra rays in Liberty’s crown have been found on Presidential dollar coins. Continue reading
Eagle-eyed variety coin aficionado Rich Darby of New York State has found a Denver version of a Thomas Jefferson Presidential dollar with a die clash resulting in an aberration that makes the rays in Liberty’s crown (on the reverse) appear to have an eighth ray where there are normally seven. Continue reading