These have seriously dropped in price, now would actually be a good time to buy one if you want one.
No matter what it is it's junk. The surfaces have been altered.
Jim, excellent job once again! I just now found this thread, it's been hiding on me or perhaps I've been too busy with my book. Did you consider...
Use of DMSO on Coated Lincoln Coins I found this post on "Use of DMSO on Coated Lincoln Coins" interesting and have nominated it accordingly for...
Agreed! Proper coin conservation should not be a guessing game. If you're not 100% sure of the outcome, you should not be trying to conserve a...
Surprizing to say the least. A battle of the titan wallets!
Here you go Boss! [IMG]
I can't wait to get one!
Very cool, but not $700 cool.
Indeed....just a theory I tossed out there. Personally, I wouldn't have bothered submitting that 31-S.
Did someone say blue?
Very nice coins!
The grade is accurate for the wear, but the post mint damage is definately there. That is 100% PMD. If this were a common date it would have been...
Thanks Jim! No worries, ancient coins are mentioned here and there. No need for a separate section. I also have a section on bronze disease....
Thanks for the kind words. Don't worry, my aim is please both the layman and the scientist. There are plenty of chemical equations and science,...
PVC residue is actually the plasticizer used in the PVC to give it flexibility. As the PVC degrades the plasticizer is released along with...
Thanks for the info Doug. Admitedly, I have not even studied my options yet. Heck, I'm still writting and what I have written is still in draft...
That verdigris is not going anywhere with acetone (or any other organic solvent). Soak the coin in distilled water to solubilize the verdigris...
You have severe verdigris. VERDI-GONE™ will not conserve coins this far gone. The only options for verdigris this far advanced are: 1) Mineral...
Great ideas! I'm interested in hearing ideas like this.
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