A Century of Chicago Bears Football - Chicago History Museum
Chicago Bears founder George Halas played a part in everything for NFL - Chicago Sun-Times
NFL star George Halas was once a Yankee
On this date: George Halas retires an an NFL head coach. - ESPN - Stats & Info- ESPN
Chicago Bears' biggest problem is McCaskey ownership, and it's never going away - Chicago Sun-Times
George Halas Historical Marker
Legendary coaches: Patriots' Belichick, Bears' Halas have much more in common than 324 wins - ABC7 Chicago
3 things you probably didn't know about the Bears - Dawgs By Nature
Bears are the NFL's worst team. What is president Kevin Warren thinking? - The Athletic