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By Jeff Ambio, Senior Numismatist and Chief Cataloger, U.S. Coins

PCGS Proof-66 Ranks Among Finest-Certified Survivors from an Unknown Mintage

Over the course of a 13+ year career as a professional numismatist and cataloger for one of the nation's leading rare coin auction houses, I have been extremely fortunate to handle most of the rarest and most highly coveted coins ever struck in the United States Mint, and for many of these issues more than one example.