On July 30, 1959,At Seals Stadium Willie McCovey makes his major league debut for the San Francisco Giants. The young slugger faces another future Hall of Famer -Robin Roberts of the Philadelphia Phillies – and goes 4-for-4 with two triples. McCovey’s impressive debut helps the Giants to a 7-2 win over the Phillies.

McCovey was hitting .372 with 29 home runs at Phoenix when promoted. The Giant freshman first baseman, who will be selected the league’s Rookie of the Year despite his late call-up, will hit 13 home runs in just 52 games.

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