Joining Babe Ruth and Mark McGwire, Mariner outfielder Ken Griffey Jr. becomes the third player in major league history to hit 200 homers in a four-season span. Junior’s 39th helps Seattle beat the Indians, 4-1.

On August 23, 1999 — Joining Babe Ruth and Mark McGwire, Mariner outfielder Ken Griffey Jr. becomes the third player in major league history to hit 200 homers in a four-season span. Junior’s 39th helps Seattle beat the Indians, 4-1.


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Sources:
Baseball Reference August 23
National Pastime August 23
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game