Roy Campanella breaks up a pitching duel between Don Newcombe and Boston’s Johnny Sain with a three-run homer‚ his second of the game‚ and the third time in 9 games he’s collected a pair of homers. Campy’s 5 ribbies give the Dodgers a 7 – 2 win.

On August 12, 1951 — Roy Campanella breaks up a pitching duel between Don Newcombe and Boston’s Johnny Sain with a three-run homer‚ his second of the game‚ and the third time in 9 games he’s collected a pair of homers. Campy’s 5 ribbies give the Dodgers a 7 – 2 win.

Source:
Baseball Reference August 12
National Pastime
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game