What Is A Mint Mark on a Coin?

What Is a Mint Mark on a Coin?

S, W, D, P Are these letters an arcane initialism? Secret message? Online coupon code? These letters are none of the above! S, W, D, and P are mint marks you’re likely to see on American coinage. Coin mint marks provide information about a coin that’s important for the following reasons. A Coin’s Mint Mark…