Jackie Robinson's Signing Caused a Financial Dispute - The New York Times
Jackie Robinson and Civil Rights: From 1947 Until His Death – Society for American Baseball Research
Jackie Robinson and a Barrier Unbroken - The New York Times
Jackie Robinson becomes first African American player in Major League Baseball, April 15, 1947
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Jackie Robinson's final baseball bow 50 years ago still resonates
Jackie Robinson's Signing Caused a Financial Dispute - The New York Times
The Untold Truth Of Jackie Robinson
After Jackie Robinson West stripped of title, one big question remains: Which group of grown-ups did the Little Leaguers wrong?
Before Jackie Robinson: Baseball's Civil Rights Movement – Society for American Baseball Research
MR. RICKEY and THE GAME - Sports Illustrated Vault
MLB suspends Josh Donaldson for Tim Anderson 'Jackie' remark
New York Yankees - Wikipedia
Did racism kill Jackie Robinson?
Dodgers' Mookie Betts ready to return to Boston for first time since trade – Orange County Register
Dodgers Purchase Robinson, First Negro in Modern Major League Baseball
