The day the Pirates fielded the first all-Black and Latino lineup

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Clemente's teamwork helped make historic Pirates 1971 lineup a

Diversity milestone: '71 Pirates had an all-Black lineup - Los

Roberto Clemente Day celebration around MLB

Pittsburgh Pirates field MLB's first all-Black lineup

1971 Pirates Reflect On Historic All-Black Lineup

Roberto Clemente Day: Why is Roberto Clemente celebrated and who

50 YEARS AGO, HISTORY WAS MADE: Living members of Pirates' all

Pirates started first all-Black and Latino lineup 49 years ago

On Sept. 1, 1971, the Pirates made history with baseball's 1st all

Roberto Clemente - Wikipedia

Diversity milestone: '71 Pirates had an all-Black lineup - Los

The First All-Minority Lineup The lineup that changed baseball

Pittsburgh Pirates - Wikipedia

While Jackie Robinson's breakthrough in 1947 opened the gates of opportunity for African Americans and other minority players, it was not until 1971 when a team first enjoyed a full and complete level of integration, with half of its twenty-five-man roster comprised of players of African American and Latino descent. That team was the Pittsburgh Pirates, managed by an old-time Irishman.

The Team that Changed Baseball: Roberto Clemente and the 1971 Pittsburgh Pirates [Book]