50 Years Later, the Pirates' Lineup of Color Still Resonates - The New York Times
50 years ago today, Pirates make history with MLB's first all-minority lineup - Bucs Dugout
Al Oliver – Society for American Baseball Research
Mookie Betts, Walker Buehler shine as Dodgers beat Braves - Los Angeles Times
Diversity milestone: '71 Pirates had an all-Black lineup - Los Angeles Times
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
On This Day 50 Years Ago, the Pittsburgh Pirates Made History With an All-Black Lineup
The day the Pirates fielded the first all-Black and Latino lineup
Diversity milestone: '71 Pirates had an all-Black lineup - Los Angeles Times