Jackie Robinson Day: 4 Facts About His Jersey No. 42, Now Retired in MLB
The History of 42, Before 42 Made History
Cards wear No. 42 on Jackie Robinson Day
What Happens to All Those No. 42 Jerseys? - The New York Times
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Jackie Robinson Day 2020, All Players Wearing #42 and Patches Today – SportsLogos.Net News
Seventy-Five Years Ago, Jackie Robinson Changed History When He Took the Field in a Brooklyn Dodgers Uniform - Jugs Sports
April 15, 1997: Ken Griffey Jr. wears number 42 to honor Jackie Robinson on 50th anniversary – Society for American Baseball Research
Jackie Robinson Day Museum of the City of New York
Yankees want to stop issuing uniform numbers to managers, coaches because they're running out
Retired number, sports award
Rachel Robinson makes guest appearance at Dodger Stadium – Daily News
After Jackie Robinson, MLB integration was halting - The Washington Post
