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Replies: 18 / Views: 3,164 |
Pillar of the Community
United States
2302 Posts |
I posted a photo of this coin several months back. It has been in the family for several generations. When I inherited it, it was wrapped in some sort of clear tape... I haven't used acetone on copper coins: 1. Should I put it in acetone? 2. Do you think it would remove decades-old tape residue? 3. If it will, would the toning be even worse? My thinking is that the coin can't really be harmed too much more than the well-intentioned tape wrap has already done. All comments welcomed. Thanks.   "Nummi rari mira sunt, si sumptus ferre potes." - Christophorus filius Scotiae
Edited by Bump111 12/26/2017 3:22 pm
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Bedrock of the Community

United States
68843 Posts |
You've thought this through well. Acetone won't hurt it, but may well not improve the overall appearance.
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Pillar of the Community
United States
2302 Posts |
Thanks, Frog. Still pondering what I'm going to do - leave alone or experiment. I certainly don't want to do more harm.
"Nummi rari mira sunt, si sumptus ferre potes." - Christophorus filius Scotiae
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Moderator

United States
23689 Posts |
my opinions: Quote: 1. Should I put it in acetone? yes, pure acetone Quote: 2. Do you think it would remove decades-old tape residue? yes, most likely Quote: 3. If it will, would the toning be even worse? No, but it almost certainly won't be any better. On the other hand, starting now the toning may start to even out for future generations in your family. If you keep the adhesive/tape on the coin the difference will only get worse with time.
"If you climb a good tree, you get a push." -----Ghanaian proverb
"The danger we all now face is distinguishing between what is authentic and what is performed." -----King Adz
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Pillar of the Community
United States
2302 Posts |
Quote: . If you keep the adhesive/tape on the coin the difference will only get worse with time. Excellent point! I hadn't even considered that
"Nummi rari mira sunt, si sumptus ferre potes." - Christophorus filius Scotiae
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Pillar of the Community
7234 Posts |
Yeah - give it a 100% acetone soak - I give all my newly aquirred Large cents at least a 1/2 hour per side with no bad results.
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Pillar of the Community
United States
2302 Posts |
I'm yielding to the experts. She is in acetone as of 5 minutes ago. 
"Nummi rari mira sunt, si sumptus ferre potes." - Christophorus filius Scotiae
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Pillar of the Community
United States
4058 Posts |
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Pillar of the Community
United States
1261 Posts |
I dab the coin with a cotton ball once in a while too. That helps get off some of the harder to dislodge gunk. Don't wipe it..just do a dab on each side.
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Pillar of the Community
United States
2302 Posts |
Thanks, chester. I have QTips I can use
"Nummi rari mira sunt, si sumptus ferre potes." - Christophorus filius Scotiae
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Rest in Peace
United States
17900 Posts |
A little dab will do ya.
Not to be unkind, but I don't think you can hurt that poor girl too much.
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Pillar of the Community
United States
2302 Posts |
Well here is the old girl's debutant reveal:   The first photos are under the scope like the originals were. The second is with the new camera with ambient light. She does look better, but I'm afraid the damage was done. Thanks for the info everybody.
"Nummi rari mira sunt, si sumptus ferre potes." - Christophorus filius Scotiae
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Rest in Peace
United States
17900 Posts |
One interesting fact is that you've shown us the result of such an attempt.
In the future if I see such an odd bird, ill have a much better idea about how it achieved that look.
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Pillar of the Community
United States
2302 Posts |
Now I'm wondering if I should leave it out of the flip and see if it will oxidize. It's a fairly well struck cent and I think it may look better with a brown coat. Thoughts? Will it ever tone properly?
"Nummi rari mira sunt, si sumptus ferre potes." - Christophorus filius Scotiae
Edited by Bump111 12/26/2017 8:49 pm
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Bedrock of the Community
United States
20695 Posts |
Best leave it as is. Yes leaving it out to get more Oxygen will darken it but where the tape was at, the darkening will never be as dark as the rest of the coin. However, as long as it's your coin, why not try.
just carl
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Moderator

United States
113483 Posts |
Quote: The first photos are under the scope like the originals were. The second is with the new camera with ambient light. She does look better, but I'm afraid the damage was done. I agree, she does look better. Quote: Now I'm wondering if I should leave it out of the flip and see if it will oxidize. It's a fairly well struck cent and I think it may look better with a brown coat. Thoughts? Will it ever tone properly? I think it is worth a shot, but I think it will take a while. There is the possibility that you can handle it some, get some grime on it to affect the oxidation rate, then rinse again with acetone before it does any permanent damage. I could be wrong so look to other comments before committing.  Another option is to make her a pocket piece. You will loose a grade point or two, but could end up looking better overall.
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Replies: 18 / Views: 3,164 |
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