75 years ago, two Browns broke the St. Louis sports color barrier
Negro Leaguers in the National Baseball Hall of Fame
Preserving the Negro Leagues - The Source - Washington University in St. Louis
July 25, 1947: Willard Brown becomes first Black ballplayer in a major- league game at Fenway Park – Society for American Baseball Research
Bobby Young – Society for American Baseball Research
Satch, Dizzy, and Rapid Robert: The Wild Saga of Interracial Baseball Before Jackie Robinson: Gay, Timothy M.: 9781416547983: : Books
Negro Leagues exhibit at Cherry Street Pier tells stories of Philadelphia's baseball past
Negro league baseball - Wikipedia
1960 in baseball - Wikipedia