On this date

May 14

1966: Roberto Clemente’s sixth and final career home run off Sandy Koufax is another no-doubter. It comes during Koufax’s final season, the net result being one less shutout for Sandy and one more moon shot for Clemente

1967: Mickey Mantle’s 500th home run, off Stu Miller, lifted the New York Yankees to a 6-5 victory over the Baltimore Orioles.