Jackie Robinson - Wikipedia
Jackie Robinson in 1945: Signing with the Dodgers – Society for American Baseball Research
Jackie Robinson played for KC Monarchs before MLB debut
Robinson debuts five days after signing with Dodgers
How Did Jackie Robinson Make History?
Robinson debuts five days after signing with Dodgers
Major auction of moments and memories 75 years after Jackie Robinson broke baseball's color barrier
Jackie's Story, Jackie Robinson Training Complex
Jackie Robinson's contract bought by the Brooklyn Dodgers, becomes first black player in major league baseball – New York Daily News
Here's How Baseball Can Actually Celebrate Jackie Robinson Day
Dodgers takeaways on Tommy Kahnle, Cody Bellinger and more - Los Angeles Times
This Day In Dodgers History: Jackie Robinson Signs First Major League Contract With Brooklyn