Bears add orange helmet for two games in 2022 - Chicago Sun-Times
George Halas Through the Years
Throwback: The truth about George Halas and the NFL's ban on black players - Windy City Gridiron
Chicago Bears: Willie Thrower was modern NFL's 1st Black quarterback
GEORGE HALAS Nfl photos, Chicago bears football, Chicago bears pictures
WCG's Jack Silverstein Brings History Into Focus - Windy City Gridiron
Throwback: The truth about George Halas and the NFL's ban on black players - Windy City Gridiron
Duke Slater, NFL's 1st Black lineman, is now Hall of Famer
Throwback: The truth about George Halas and the NFL's ban on black players - Windy City Gridiron
George Halas – Society for American Baseball Research
Jack M Silverstein named a finalist for a 2019 Peter Lisagor Award - Windy City Gridiron
The NFL's Humble Beginnings
NFL History: 100 objects that tell the story of football - Sports Illustrated
These are the finalists for the 2019 Peter Lisagor Awards - Chicago Headline Club