1994 P & D x1. 1993 P & D x2. 1992 P & D x1. 1988 P & D x1. 1985 P & D x1. 1984 P & D x1. 1979 P & D. 1971 P & D x1. Loose 1974 P x1. This lot includes 14 mixed US mint sets featuring a variety of denominations and compositions, including silver and copper. The sets were struck in Denver, and Philadelphia. This is a great opportunity for coin collectors to expand their collection with a diverse set of US coins.