1971 Pittsburgh Pirates All-Minority Lineup Was Historic—and Likely Purposeful
Pirates made history with all-minority lineup on Sept. 1, 1971
Pirates' historic all-minority lineup, turning 50, as relevant today as in 1971
Pittsburgh Pirates Mark 50 Years Since Historic All-Black And -Latino Lineup
The day the Pirates fielded the first all-Black and Latino lineup
Pittsburgh Pirates - Wikipedia
50 Years Later, the Pirates' Lineup of Color Still Resonates - The New York Times
The 1971 Pittsburgh Pirates: The team that made baseball history and Black history on the same day
The day the Pirates fielded the first all-Black and Latino lineup