Discussion in 'US Coins Forum' started by Mark Metzger, Jun 3, 2022.
Log in or Sign up to hide this ad.
Post a few Pics and let us know how they turned out.
Vinegar is harsh, and should never be done to a Buffalo, You are removing numismatic value every time you do it.
See your chemistry book
I also said DILUTE
I also said to get a feel for it’s use on ordinary nickels as composition of alloy obviously similar.
I might also recommend Weimar White “Coin Chemistry” book (I believe that’s the name)
in extremis, you might blast them using ground walnut shells. That last will probably get me flamed. But, you know, they are pretty far gone with corrosion and the 17-S has significant impact damage. If you just want them to look better in your own eyes and are not concerned about what somebody else thinks, then you can do things that might be otherwise be frowned upon.
I used to experiment with a 9v battery and this produced some very good results on coin surfaces but early on had some issues and then other life issues distracted...
Separate names with a comma.