Jackie Robinson's Signing Caused a Financial Dispute - The New York Times
Athletes and activism: The long, defiant history of sports protests
Jackie Robinson Museum Focuses on Civils Rights and Baseball - The New York Times
JACKIE ROBINSON'S NEW HONOR - The New York Times
Billy Martin - Wikipedia
The New York Times Book Review at a Crossroads
Jackie Robinson Calls It Quits – Society for American Baseball Research
The Black Knight: A Political Portrait of Jackie Robinson – Society for American Baseball Research
The Story of Jackie Robinson & How He Changed Baseball
Jackie Robinson Museum Focuses on Civils Rights and Baseball - The New York Times
Jackie Robinson and Branch Rickey
Jackie Robinson Day kicks off with Red Sox, Rays sporting No. 42 at Fenway Park