NFL history: 100 people who shaped the league, pro football - Sports Illustrated
GEORGE HALAS Nfl photos, Chicago bears football, Chicago bears pictures
NFL All-Time Team: George Halas
Best NFL nicknames: 101 greatest monikers in football history
Matt Nagy proud that Bears players addressed uniform controversy in video - Chicago Sun-Times
On this date: George Halas retires an an NFL head coach. - ESPN - Stats & Info- ESPN
George Halas Played Dirty And It Cost Him Once Against a Chippewa Native
George Halas' FBI connection: File reveals late Chicago Bears owner, NFL cofounder helped feds 'on occasions' - Chicago Sun-Times
Here's a song the new, woke NFL doesn't need, Opinion
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
A REMEMBRANCE OF GEORGE HALAS & THE ROLE HE PLAYED IN THE SUCCESS OF THE NFL
Chicago Bears News: August 29, 2019 - Windy City Gridiron
George Halas – Society for American Baseball Research