Author Archives: Ken Potter

Just looking makes reader $50,000 richer

Reader Albert Carlisle may be $50,000 to $100,000 richer just because he read our lead story on the find of a 1990 “No S” proof cent in the July 4 issue of Numismatic News. He acted on it! No sooner … Continue reading

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Reader hits jackpot with ‘No S’ cent

In less than a month since my lead story appeared about a reader finding a 1990 “Missing S” mintmark Lincoln cent in a proof set, yet another reader reported finding one. The rarity was found by M. Soledad Rivano of … Continue reading

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Cents bring $35,624.98 profit to finders

Both the copper 1982-D Small Date cent and the copper 1983-D Lincoln cent sold at Stack’s Bowers Galleries “Rarities Night” auction at the American Numismatic Association World’s Fair of Money Aug. 3. Neither coin should exist in copper alloy, but … Continue reading

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Second ’92-D Close AM die pair found

Greg Smith of Minnesota discovered what has been identified by John Wexler as a second die pairing for the 1992-D “Close AM” Lincoln cent. The variety, which was first identified in 2001, is considered rare with total population of 79 … Continue reading

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Two recent errors head to auction

So what are the values of the unique 1982-D Small Date and 1983-D Lincoln cents struck on solid copper-alloy planchets? Collectors will finally get a chance to find out this August when both coins are put on the auction block … Continue reading

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Collector strikes it rich with ‘No S’

Take a look at your proof sets. One collector who did so had a pleasant surprise and could be $10,000 richer as a result. His story begins just as many other collector stories do. Over 25 year ago a Palm … Continue reading

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New finds on older Lincoln cents

In recent months I’ve been highlighting error-variety finds on rather recent date coins that can still be found in circulation. However, collectors should know that new discoveries are still being made on older coins that are not often encountered in … Continue reading

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Dime series’ doubled dies ignored

A couple weeks ago I started thinking about how ignored the Roosevelt dime series is, in particular the clad series, and it got me to thinking that it is probably chock full of doubled dies that nobody has found based … Continue reading

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Added ‘D’ or second ’82-D small date?

Collectors are checking their cents since January when I wrote about the discovery of the first known 1982-D Small Date Lincoln cent minted on homogeneous copper-alloy planchet. Now after several months, a second specimen may have been found – or … Continue reading

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Hunt on for 1968-S proof half varieties

With the discovery of a 1968-S proof Kennedy half dollar with a standard “Serif S” punched over a “Knob-tailed S” (last used in 1948) announced and certified by Numismatic Guaranty Corporation in the April 18 issue, it is a good … Continue reading

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