2013 LAD Media Guide, PDF, Major League Baseball
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1947: Robinson breaks baseball color barrier - Mississippi Today
May 21, 1947: Jackie Robinson makes his Dodgers debut in St. Louis – Society for American Baseball Research
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Today in History: In 1947, Jackie Robinson broke Major League Baseball's color barrier
Today in History: In 1947, Jackie Robinson broke Major League Baseball's color barrier
Jackie Robinson Day: J.G. Taylor Spink pens column about TSN's 1947 Rookie of the Year
Jackie Robinson becomes first African American player in Major League Baseball, April 15, 1947