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Author Archives: Ken Potter
Every year at the ANA’s, World’s Fair Of Money, the Combined Organizations of Numismatic Error Collectors Of America (CONECA) gathers together for their annual event dubbed Errorama. Continue reading
A 1983 copper-alloy cent has been found by a Pennsylvania collector who had purchased a copy of Strike it Rich with Pocket Change that was co-authored by Dr. Brian Allen and me. Continue reading
A tail feather hash mark noted on the San Francisco “no mintmark” bullion coin housed in the 25th anniversary American Eagle set no longer seems unique to the set. The hash mark is also turning up on “no mintmark” San Francisco bullion coins that were struck and released earlier this year to the investor market and also slabbed as San Francisco coins by third-party grading services. Continue reading
Numismatic News reader Dan Matsanka reported finding three 2011-P reverse proof silver American Eagles that sport a die crack on the obverse that runs horizontally through the lower portion of Miss Liberty’s gown. Continue reading
Is there a way to identify a San Francisco Mint silver Eagle that doesn’t have a mintmark on it once it has left the 25th anniversary set? Continue reading
Two down, one to go. That sums up California collector Lawrence B. Gratt’s quest to own examples of each of three proof platinum Eagle errors reported earlier this year. The question is will he get that elusive third piece? Continue reading
Two interesting die clash errors showed up at the Detroit Coin Show Sept. 29-Oct. 1. The clashes appear on a 2011-P Rutherford B. Hayes Presidential dollar and a 2011-P Olympic quarter. Continue reading
Longtime Illinois variety coin specialist Rick Carlson has found what appears to be one of the strongest and perhaps one of the rarest Class I doubled die reverse cents known in the Lincoln Memorial cent series. Continue reading
From hard to buy gold errors to errors on popular collector coins, this year I had the privilege of seeing many of them at the American Numismatic Association World’s Fair Of Money Aug. 16-20 in suburban Chicago. For a greater part of each day, I spent considerable time sitting behind the Combined Organizations Of Numismatic Error Collectors of America’s club table explaining to folks what kind of errors and varieties they brought for review. I also scrounged the floor to find a few neat errors and varieties to shoot photographs of. Continue reading