We are pleased to offer for sale this 1991 U.S. Mint Prestige Proof Set. This 1991 Proof Set includes the 1991-S Proof Mount Rushmore Commemorative Half Dollar and Silver Dollar, as well as all of the proof coins from the 1991 Proof Set (Lincoln Cent, Jefferson Nickel, Roosevelt Dime, Washington Quarter & Kennedy Half Dollar). There are a total of 7 coins included in the set. The Proof Set coins have excellent eye appeal with no visible problems. This 1991 Proof Set comes in the original bookshelf case as well as the original box with paperwork. The box is in great shape.