Numismatic Careers: A Chat with NGC

“Numismatic Careers: A Chat with NGC” by Jack Topping. [29 December 2017] In 1987, a company called the Numismatic Guaranty Corporation (“NGC”) was formed in order to provide a specific service to the numismatic community: an honest, trusted third party coin authentication and grading service. Although not the oldest third party group, established 15 years […]

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