1956 – Pirates second-year man Roberto Clemente hits Pittsburgh’s inaugural dinger of spring training in an in-house affair, coached by two key figures in Clemente’s career: “Roberto Clemente slammed three hits today,” reports the Associated Press, “including the first homer by a Pittsburgh Pirate, as the ‘Sukeforths’ defeated the ‘Murtaughs’ 9 – 3 in an intra-squad game.”