I pretty much see it on the entire LIBERTY, but I think it is machine doubling which is an artifact of the strike and is not worth any premium.
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No. Perhaps @BadThad would like to comment, but the method used by the "sniffer" is just not sensitive enough to pick it up.
Slight modification...what if you convert the corrosion product back to the metal, or if the amount of corrosion is neglible.
Looks like it might be good, if we had focused photos. Move the camera/phone further away and brace it.
LooKS like it was coated with glue and the edge chipped off.
Where did you get it?
Saw this pic in one of the newstories... [ATTACH]
...only if you know it...:nailbiting:
Remember the 5 minute university? In 5 minutes he teaches you everything you remember 5years after you graduate college.
Na2SO3, depends on what you call corrosive. If I get it on my hands, I rinse it off. The idea is that it goes to Na2SO4 (oxidized, so something...
@BadThad has said that coins treated with VerdiCare will straight grade whether the chemical is rinsed off or not. VerdiCare leaves a protective...
Yeah, I could hardly believe it. And I thought my 1.7 g two peso coins were small!
Glad you are having fun with these. I want to do some more experimenting with sodium sulfite for a reducing agent. Consider getting a brass...
Yeah, I like the "encrusted carbon" idea. You could either remove it using a sharpened bamboo stick or perhaps try some sodium hydroxide or...
Thanks for taking it so well. Any other coins, show us.
INB charges a grading fee!!!???
Here's my candidate for the most ridiculous one... [ATTACH]
Actually none of them, just being sarcastic :)
Since this is a Real (dollar) it would be eight pieces of eight.
Separate names with a comma.
