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Letters to the Editor
- Letters to the Editor (5/12/2015) Coin counting machines yield collectible coinsTo Bob Klippstein:I read your letter to NN about your find in your local grocery store’s Coinstar coin counting machine. I would like to congratulate you on your first find, the ‘43 “steely.” I hope t...
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Author Archives: Ken Potter
Strike-through errors are among a number of interesting errors that turned up recently. Continue reading
First there was one, then three and now there are four 1969-S Doubled Die Obverse No. 1 cents that have been found by collectors within just the past three years. Continue reading
Mint errors highlighted a Bowers & Merena’s auction held in conjunction with the Whitman Coin & Collectibles Baltimore Summer Expo June 18-19. Continue reading
Of all the errors and varieties I featured last year, arguably the most important, at least in terms of rarity and value, was a second known specimen of the elusive 1992 Philadelphia-Mint Lincoln cent struck with a “Close AM” design style reverse. Continue reading
Gary Kelly of Michigan has come up with 2008-D Martin Van Buren Presidential dollar with a pretty rare error type known as the Dropped Letter or Dropped Design. Continue reading
A.G. Meredith of North Carolina sent in a 2008-P Alaska state quarter with a rather prominent example of an otherwise common effect seen on a large percentage of coins struck at the United States. Continue reading
Garrett Reich of Michigan sent in several 2009-P William Henry Harrison Presidential dollars exhibiting what I call Shifted Edge Lettering. Continue reading
A second known specimen of the elusive 1992 Philadelphia minted Lincoln cent struck with a “Close AM” (of AMERICA) design style reverse has been reported. Continue reading
After a major lapse in time, I am again getting reports on major die crack varieties found on proof coins. The latest two are both on the Professional Life Lincoln cent reverse and were found in August. Continue reading