I think this is environmental discoloration. Characteristics of an improperly annealed planchet include at least some remaining mint luster, and,...
I do see a small collar clash @ TY
I do not see evidence of a bilateral split collar. There should be lumps on the edge of the coin where the collar split
Jim - I just remembered that I also have this: [ATTACH]
Not sure if you are implying that a coin with doubled die on both sides is extremely rare because it is on both sides, but there are numerous...
This is my source: [ATTACH]
Weights and Tolerances for Lincoln Cents: Copper Cent = 3.110g +/- 0.130g Steel cent = 2.689g/2.754g +/- 0.130g (Heavier weight produced in late...
The weight of a Silver Clad Quarter, adjusted for tolerance, is too close to the weight of a Cupronickel Clad Quarter, adjusted for tolerance, to...
it’s okay just exercising my senility!
I don't know what it is! Guessing it happened during the clad bonding process...such as a warp in the clad layer.
No I have not. I think I do not even know how to do that!
I did show these photos to Mike D. and just heard back from him the following: "Hi Pete. You are correct on all counts. I suspect there are...
Good question!! I have no idea!!
Didn't you post the image of the 1964 Large Date once before? I believe I thought the "4" was larger than the other digits. Chris Yes I did....
Previously unrecognized (by Numista and NGC) Small Date Variety found. This 5 Centavos Peru type series runs from 1945 to 1965 Numista and NGC...
I now have Mike Diamond's answer! Mike Diamond: “the irregularities seen on the 1988 quarter appear at the edge of the field. Here the damaged...
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