Tin shears or some such tool
I agree with all the above. A first step in understanding what you have is to weigh the coin. For example, a cent struck on a cupronickel alloy...
I asked the mint what the tolerance was for die rotations. Here is their answer: "For circulating denominations the coin rotation tolerance is...
Scroll down to “Zinc Rot” where you will see examples similar to yours: http://lincolncentsonline.com/pmd.html
I suspect this either a lamination or a strike through. I am thinking that the edges of the feature have been worn smooth so that it does not...
Very NICE! Looks like a rim cud with horizontal displacement http://www.error-ref.com/rim-cud/ Here is an example of a Collar Cud:...
I suspect this is collar clash. [ATTACH]
Here is an example. I cannot say how legitimate it is, but I know several have been discovered....
It is reeded - look at the link I provided on inverted dies, please. (I have posted the link twice above). In this case, because the reeding is...
The first photo in the link I provided above shows that, I believe. http://www.error-ref.com/?s=inverted+die
Photo in link I provided. If I am wrong please let me know where/how.
I am not sure what you mean by "both reeds are present"? The reeding is impressed on the coin edge by the collar. If the collar or planchet are...
Are these not characteristics of Longacre's doubling?...
Agree! If I wasn't clear, my apologies. Thought I was saying the same thing. Like your find!
It is not unusual for a slightly dull punch to pull the copper and/or clad layers further over the edge of the coin. This coin appears to be an...
This reminds me of a similar feature frequently seen on ATB Quarters. Mike Diamond says this is a "struck-through" error in which the foreign...
Silver Quarter -> how to ID When a quarter which is expected to be cupronickel clad is found without a visible copper core, when viewed from the...
Very slight collar clash http://www.error-ref.com/collar-clash/
This what? You have 3 photos of the same part of the coin and none of both sides of the whole coin
^Agree [ATTACH] This can also happen from spending time in a chlorine based swimming pool or fountain.
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