Celebrate the USO's 50th anniversary with this rare 1991 USO 50th Anniversary Proof Silver Dollar. With a limited mintage, this coin is an excellent addition to any collection. The coin is made from 0.9 fineness silver and struck in San Francisco. It comes with OGP and COA to assure its authenticity and condition. Get this uncirculated and proof coin and add a valuable piece of history to your collection.