Six-Piece 1942 Proof Set. (PCGS).All examples are individually graded and encapsulated by PCGS, as follows: Lincoln cent, Proof-65 RD; Jefferson nickel, Type I, Proof-67; Jefferson nickel, Type II, Proof-66; Mercury dime, Proof-66; Washington quarter, Proof-65; and Walking Liberty half dollar, Proof-64. (Total: 6 coins)From the Collection of Carril Valparaiso.