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Re: What's the cause of these marks on a Shield nickel.
I've reproduced one of the images above. The assertion above is that the lines through the stars are die polishing lines. This is backwards - they are the result of insufficient polishing. The o… (View Post)2 -
EF vs XF
Does anybody know why PCGS chose to use XF instead of EF for Extremely Fine grades? ANA grading standards, which I know may not be relevant, use EF. Is there a deeper reason than "arbitrary deci… (View Post)2 -
Re: The best way to prevent fake coins in fake PCGS holders going forward is:
A suggestion I don't think I've heard of before: PCGS could encrypt all of the textual information on the front label of their slab using a PCGS private key, and add a line (barcode?) of th… (View Post)1 -
Re: Overdates
Not offended at all. Just trying to increase numismatic accuracy. :) (View Post)2 -
Re: Old, dirty, Mexican, beauties...
Not quite as old as some of the others, but certainly Mexican (and not too pretty). The lack of detail is not damage - this is a sandcast coin. The coin is a Sinaloa GB 406. Lots more RevMex coin at … (View Post)1
