Going deep off Senator hurler Jim Shellenback, Rico Petrocelli becomes the first shortstop in American League history to hit 40 home runs in a season. The Red Sox infielder’s record will stand until 1998, when Alex Rodriguez blasts 42 bombs with the Mariners.

On September 29, 1969 — Going deep off Senator hurler Jim Shellenback, Rico Petrocelli becomes the first shortstop in American League history to hit 40 home runs in a season. The Red Sox infielder’s record will stand until 1998, when Alex Rodriguez blasts 42 bombs with the Mariners.

 


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Sources:
Baseball Reference September 29
National Pastime September 29
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game