Rube Foster - The Father of Black Baseball
History of the Chicago Cubs - Wikipedia
SABR Convention History – Society for American Baseball Research
Chicago Cubs: Best, worst moments all-time - Sports Illustrated
SABR Convention History – Society for American Baseball Research
History of the Chicago Cubs - Wikipedia
History of the Chicago Cubs - Wikipedia
July 16, 1921: Cristóbal Torriente, Chicago American Giants knock the starch out of 'Iron Man' McGinnity – Society for American Baseball Research
Cubs historical sleuthing: A man called 'Bubbles' - Bleed Cubbie Blue