The only thing that really matters is the look of the coins. But there is no way to know with any certainty if any TPG will accept that look or...
Jim I'm not saying to not use acetone on copper coins. In the past 2 days alone I've made 2 or 3 posts where I have told people to do just that -...
Does it matter ? I understood what you were doing Jim. But the fact is, some copper coins, after being dipped in acetone, turn weird colors. So...
But it doesn't always look like that. It can be many different colors, from white to green to brown. It depends on how long the substance has been...
Oh I agree it can happen over a short period of time. But when the high grade coins are dropping over a longer period of time, like in that chart,...
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