Discussion in 'Error Coins' started by GARY R COYIER, Feb 22, 2020.
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@GARY R COYIER. Both of your coins are post mint damage pmd for short, the 1991 looks like some sort of coin counting machine damage and the 1983 is considered a counterstamp. Counterstamps are fun to collect but no where close to being unique in a numismatic stand point. I have a few PA counterstamped Lincolns myself.
The 1991 is a very thin layer of Copper over a Zinc core. It's plated. So it is not an Improperly Mixed Alloy copper cent.
Looks like damage to me.
It's a novelty counterstamp Cent. You can find them with all 50 states in different styles of counterstamps. I recently got NY
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