Pittsburgh's deep history of black baseball - Beyond the Box Score
Top 100 MLB players of all time -- Nos. 50-26 - ESPN
Hank Aaron - News - IMDb
Spoon Carter – Society for American Baseball Research
Discover Greatness: Part 4 - Yogi Berra Museum & Learning Center
Black History Month: Where to honor Pittsburgh's Negro League baseball teams, Community Profile, Pittsburgh
Dave Malarcher – Society for American Baseball Research
1932-'35 Pittsburgh Crawfords: One of the Greatest Teams Ever!
Satchel Paige - Wikipedia
Sam Streeter – Society for American Baseball Research
Why Pittsburgh is remembered as the 'mecca of Negro League baseball
Black baseball's Houston heritage extended from 1880s to 1950
Greenlee Field (Pittsburgh) – Society for American Baseball Research