George Halas named NFL's fourth best coach of all time
Throwback: The truth about George Halas and the NFL's ban on black players - Windy City Gridiron
Here's a song the new, woke NFL doesn't need, Opinion
Chicago Bears founder George Halas played a part in everything for NFL - Chicago Sun-Times
George Halas Played Dirty And It Cost Him Once Against a Chippewa Native
How George Halas' columns for the Chicago Tribune, a field goal and a charity game helped the Chicago Bears prove their legitimacy in 1935
Football and the NFL During World War II
NFL history: 100 people who shaped the league, pro football - Sports Illustrated
1937 nfl championship game highlights : r/nfl
NFL star George Halas was once a Yankee
Did Babe Ruth Replace George Halas in the Yankees' Outfield?