Yes, peeling delaminations often have contaminants underneath them and that is the reason they were not bonded to the rest of it and delaminated...
True, but even so, if you take two separate pieces of like metal and push them together, they will not bond to each other in quite the same way...
Not just "bare". Actually and totally barren. Or it was. Just added a few new things (Washington over-strikes).
If the sandbox was in a sealed and insulated ship far out in space, the same thing would apply, and it would be a "closed" system. But here is...
Go out to the sandbox and make some drawings in the sand. Then spray it with a garden hose. The drawings are gone. Removing the water (letting it...
The second law of thermodynamics, which states that the entropy (randomness) of a closed system always increases, dictates that the structure of...
As I recall there was one over-strike "1964-D" Peace that got out by mistake (Die Pair 1 or 2, I don't remember which). It was supposed to be...
1896-O VAM-22 is one of the less-obvious vintage counterfeits, although it does tend to come in higher grade than the other VAM-listed "privately...
I believe that it is actually a type of corrosion where some areas were protected by gunk on the coin and other areas were exposed to the...
That medal was made by the US Mint on the occasion of the 100th anniversary of the state of West Virginia. 6,000 were struck in .900 fine silver....
Maybe. I have considered the Mexico "Caballito" peso as one potential candidate.
So the Boy Scouts now accept girls. Recently the Boy Scouts organization voted to accept LBGT. Although I was never in a scouting program, their...
Yes. Technically, it would be possible to make a piece like that. However, "fantasy-date over-strikes" are my own domain and product line. So I...
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