NFL History: 100 objects that tell the story of football - Sports Illustrated
Throwback: The truth about George Halas and the NFL's ban on black players - Windy City Gridiron
Buy Vinyl GOLD 5 Walter Payton Bears At
The Bears will wear uniforms Sunday from a time when black players were banned from the NFL. They addressed that history this week.
NFL All-Time Team: George Halas
NFL ban on Black players lingers, Columnists
New York Giants History - Page 2 of 3 - Big Blue Interactive
The Story of “Papa Bear” George Halas - University of Illinois Athletics
NFL ban on Black players lingers, Columnists
NFL's Depression-era ban on black players lingers on in the owner's box - Chicago Sun-Times
Throwback: The truth about George Halas and the NFL's ban on black players - Windy City Gridiron
Buy Vinyl GOLD 5 Walter Payton Bears At
NFL history: 100 people who shaped the league, pro football - Sports Illustrated
George Halas Played Dirty And It Cost Him Once Against a Chippewa Native
Super Bowl: What NFL isn't commemorating: 12-year ban on black players