El Profe: On Sept. 1, 1971 the Pirates broke a color barrier
Pirates in MLB's 1st minority lineup honored 50 years later
Black College World Series hopes to spur MLB careers for HBCU players – The Denver Post
50 Years Later, the Pirates' Lineup of Color Still Resonates - The New York Times
The day the Pirates fielded the first all-Black and Latino lineup
Pittsburgh Pirates Mark 50 Years Since Historic All-Black And -Latino Lineup
Pirates' historic all-minority lineup, turning 50, as relevant today as in 1971
The magical summer of '67. Historian Tom Whalen reflects on the…, by BU Experts, BU Experts
Baseball's Bay Area-bred heroes: Players who got their start here have left a huge imprint on the game