Pirates honor 1971 World Series championship team
September 1, 1971: Pirates field first all-Black lineup in baseball history – Society for American Baseball Research
September 1, 1971: Pirates field first all-Black lineup in baseball history – Society for American Baseball Research
Reunion of Pirates' 1971 World Series champions brings back memories
1971 Pirates Reflect On Historic All-Black Lineup
1971 Pirates
1971 Pirates reunion a chance for players and family members of players to feel connected to the past
1971 World Series - Wikipedia
Former Pirate, Ohio native Oliver turns 75