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1977 S Lincoln Proof Penny-Error Questions
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<p>[QUOTE="charley, post: 5412672, member: 5372"]good help is hard to find, and needs to be paid for.</p><p><br /></p><p>evasiveness is not good help.</p><p><br /></p><p>however, in the spirit of numismatic camaraderie, and with the caveat that i do not have the coin in hand to examine physically, i am not so sure that a worn die/mint mark deterioration is the explanation. i defer to your opinion because you were able to quickly identify it as a worn die, and that the mint mark chips away, and leaves a blob. since it is a proof, i thought your expertise in explaining how a worn die can cause this to happen on a proof would have been useful. maybe the pressure of the strike, may the number of the strikes, maybe unequal pressure, maybe a n annealing issue, maybe a planchet issue, so many helpful thins and reason that could be explained. i am not good at all at doing this from pictures.</p><p><br /></p><p>i apologize for not having the ability that you do.[/QUOTE]</p><p><br /></p>
[QUOTE="charley, post: 5412672, member: 5372"]good help is hard to find, and needs to be paid for. evasiveness is not good help. however, in the spirit of numismatic camaraderie, and with the caveat that i do not have the coin in hand to examine physically, i am not so sure that a worn die/mint mark deterioration is the explanation. i defer to your opinion because you were able to quickly identify it as a worn die, and that the mint mark chips away, and leaves a blob. since it is a proof, i thought your expertise in explaining how a worn die can cause this to happen on a proof would have been useful. maybe the pressure of the strike, may the number of the strikes, maybe unequal pressure, maybe a n annealing issue, maybe a planchet issue, so many helpful thins and reason that could be explained. i am not good at all at doing this from pictures. i apologize for not having the ability that you do.[/QUOTE]
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