24 Stories: Jackie Robinson Day In 1997, Ken Griffey Jr. found
24 Stories — The Tribute, by Mariners PR
April 15, 22, 2022. Ken Griffey Jr attend Jackie Robinson Day 2022
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The Black Baseball Initiative
Mariners to Play in MLB's Annual Civil Rights Game on Jackie
Ken Griffey Jr. – Society for American Baseball Research
Ken Griffey Jr. – Society for American Baseball Research
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