Logos and uniforms of the Chicago Bears - Wikipedia
Chicago Bears founder George Halas played a part in everything for NFL - Chicago Sun-Times
How George Halas' columns for the Chicago Tribune, a field goal and a charity game helped the Chicago Bears prove their legitimacy in 1935
How George Halas' columns for the Chicago Tribune, a field goal and a charity game helped the Chicago Bears prove their legitimacy in 1935
JESSE JACKSON: NFL's Depression-Era Ban on Black Players Lingers in the Owner's Box - The Washington Informer
How George Halas' columns for the Chicago Tribune, a field goal and a charity game helped the Chicago Bears prove their legitimacy in 1935
Throwback: The truth about George Halas and the NFL's ban on black players - Windy City Gridiron
The Life And Career Of NFL Pioneer Fritz Pollard (Complete Story)
Duke Slater, NFL's 1st Black lineman, is now Hall of Famer
WCG's Jack Silverstein Brings History Into Focus - Windy City Gridiron
How the Chicago Bears' 1932 championship changed the NFL
Super Bowl: What NFL isn't commemorating: 12-year ban on black players
Duke Slater, NFL's 1st Black lineman, is now Hall of Famer, Sports