How George Halas' columns for the Chicago Tribune, a field goal and a charity game helped the Chicago Bears prove their legitimacy in 1935
Bears History: A.E. Staley, George Halas, Pard Pearce, and the Decatur/Chicago Staleys : r/CHIBears
Throwback: The truth about George Halas and the NFL's ban on black players - Windy City Gridiron
George Halas: Bears architect still going strong at 82 - Sports Illustrated Vault
The NFL's Humble Beginnings
Do you think Jameson Williams will be able to bounce back from his suspension and have a successful career in the NFL? - Quora
1967-12-15 George Halas coaches 497th and last game, win 318 vs Falcons for Bears
Chicago Bears founder George Halas played a part in everything for NFL - Chicago Sun-Times
Chicago Bears History
How George Halas' columns for the Chicago Tribune, a field goal and a charity game helped the Chicago Bears prove their legitimacy in 1935
New England Patriots - Wikipedia
Chicago Bears founder George Halas played a part in everything for NFL - Chicago Sun-Times
Here's a song the new, woke NFL doesn't need, Opinion
NFL history: 100 people who shaped the league, pro football - Sports Illustrated