Robinson debuts five days after signing with Dodgers
Jackie Robinson's contract bought by the Brooklyn Dodgers, becomes first black player in major league baseball – New York Daily News
April 15, 1947: Jackie Robinson's major league debut – Society for American Baseball Research
Jackie Robinson Debut Stub Part of Huge Run of Historic Tickets in Heritage Auction
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Jackie Robinson: 5 famous Brooklynites share memories of Dodgers legend on 70th anniversary of big-league debut – New York Daily News
Why Jackie Robinson's story still resonates 75 years after his MLB debut - ESPN
Frank Robinson - Wikipedia
From SPORT magazine: A look inside the joy and loneliness of Jackie Robinson's rookie season - ESPN
Jackie Robinson in 1945: Signing with the Dodgers – Society for American Baseball Research
Jackie Robinson's contract bought by the Brooklyn Dodgers, becomes first black player in major league baseball – New York Daily News
Major auction of moments and memories 75 years after Jackie Robinson broke baseball's color barrier
Jackie Robinson played for KC Monarchs before MLB debut
Here's How Baseball Can Actually Celebrate Jackie Robinson Day
Why Jackie Robinson's story still resonates 75 years after his MLB debut - ESPN