The 1970 Franklin Mint Treasury of Presidential Commemorative Silver Medals Set is a valuable collection of silver rounds featuring various presidents of the United States. Each round is made of 0.925 fineness silver and contains 1 oz of precious metal content. Produced by the Franklin Mint in the United States, these round-shaped medals are a tribute to important figures in American history, making them a desirable addition to any coin or silver collection. Each Medal weighs about 33 grams or 1.16 ounces.