Description:1966 Topps baseball card set. Key cards grade as follows: Mays #1: EX-MT, Rose #30: EX-MT, Mantle #50: EX-MT, Koufax #100: EX-MT, Palmer #126: EX-EX/MT, Clemente #300: NM, Maris #365: NM, Aaron #500: EX-MT, and McCovey #550: EX-MT, and Perry #598: NM. Balance of the set grades mostly EX/MT or better: Range EX-NM