1990 “No S” Proof Lincoln Cent
Posted in Highlights & Rarities, Lincoln CentsThe 1990 “No S” Proof Lincoln Cent (Buy on eBay) is one of several occurrences when a proof coin was struck at the San Francisco Mint without the “S” mint mark. Generally, only a small number of such mistakes are produced and released, resulting in large premiums for discovered examples. The coin was created when […]
