Chemically, copper and zinc can react to give a "more yellow copper color". Whether this is what happened on purpose or by accident. Zinc atoms...
There is an exception to the above law for copper cents. They can be melted down IF they are used in "Artistic Situations " such as producing...
Florida is almost an island, so humidity will destroy your copper or zinc based coins given enough time IMO. But you can eliminate it in an...
Fiji water would not be my selection for soaking coins, huge chemical list....
A "Hobo Half" kept him from jumping onto the tracks. IMO
Yes, Acetone is very harmless compared to that. But if you are going to sell your grease bucket car or truck, that might help to sell easier.
Biggest staples I have seen for a coin flip lately unless it is a mini-coin.
If I was wanting to start a coin grading company that could be respected and valued. I would post in the for sale forum specific coin photo and...
It is die deterioration doubling, where the die was overused and hammered so much that the die eventual flatten and the design pushed outward. So...
Yes, The club was looking for a way to participate with an afflicted group of 10 young members with problems. They understood numbers and years....
I like the Girl Scouts cookies Drive. They snagged me at Lowes. Lowes only has 1 very full step.
Yes, that is what you see with Die deterioration, as the dies today usually last around a million coins, slowly flattening them out, extending the...
The main thing is it doesn't look like this. [ATTACH] You can find fakes on a few foreign suppliers, but most are the very common Die...
Yes, I do have one of these DD myself, black arrow indicating such to me. However the top of the 3 doesn't seem to me as such on the presented...
Well, I still think it is die deterioration doubling as per the first several photos. The 63D Rick mentions I do not believe is the same die as...
To me it looks like it was removed from from a jewelry pendant holder. Still a great looking coin. Jim
Sorry, but it appears as die deterioration ( due to mainly overuse flattening and pushing the raised areas towards the perimeter). Notice how the...
The dies for this were used far too many times. The circular lettering is up to or actually touching the edge, distorting the surrounding...
Several years ago there was an article about the U.S. Mint using an ultrasound speed measuring device that would use a velocity about 3240m/s *...
Surrounding the Whizzing Island.
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