Up for sale is a Franklin Mint Special Commemorative Issues of 1972 1st Edition Sterling Silver Proofs. In this set there are 36 coins that measure out to be 39mm in diameter and they are made out of. Each medal weighs 26.92 grams of sterling silver for a total of 28.60 ounces of pure silver. Please look at the pictures closely as they are the exact representation of the item that you will be receiving.