Treasury Mint Proof Sets 1957, 1959, 2X-1960, 1961, 1962, 2X-1963, and 1964 with their original envelopes, #3 – Please review our detailed list in the descriptions below. Order #3 – Thanks for looking, Uncle Buddy. Mint Set – 5 coins, missing COA. Mint Set – 5 coins. 2 -1960 1 U. Mint Set – 10 coins. 2 -1963 1 U. 45 coins – U. Treasury Mint Proof coins with their original envelopes and COA’s. The sale is for these 9 U. Treasury Mint Proof sets. See photographs for condition. We do not use stock photography. Treasury Mint Proof Sets you see are the ones you will receive.