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Selfmade1313
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Posts posted by Selfmade1313
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I used acetone and it is not coming off.
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I thought it was some type of tape as well however I used a bit of cleaner (I know don't clean coins) however the yellow material is not coming off and the patinas of the coins is not changing..
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1922/23 peace dollars with weird surface irregularities
in US, World, and Ancient Coins
Posted
I am a material scientist. The yellow is not residue. Any of you actually know anything about the J2020 and middle relief pieces? They are still being discovered today. Thanks for your opinions but I think you need to go back and read the coinweek article on mid reliefs still being found.