San Francisco Mint Heat Treaters Help Turn Metal Blanks into Coins

San Francisco Mint Heat Treaters Help Turn Metal Blanks into Coins

Posted by Phaedon Hain-Kararakis on

By John Cochran May 20, 2015 Each department of the United States Mint supports the overall mission to serve the American people by manufacturing and distributing circulating, precious metal and collectible coins and national medals, and securing assets entrusted to...

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