Chicago Bears founder George Halas played a part in everything for NFL - Chicago Sun-Times
NFL's Depression-era ban on Black players lingers on in the owner's box - The Philadelphia Sunday Sun
Grave Story: George Halas (1895-1983) – RIP Baseball
NFL All-Time Team: George Halas
The Bears will wear uniforms Sunday from a time when black players were banned from the NFL. They addressed that history this week.
NFL's Depression-era ban on black players lingers on in the owner's box - Chicago Sun-Times
New York Giants History - Page 2 of 3 - Big Blue Interactive
Larry Schmitt, Author at Big Blue Interactive - Page 2 of 3
George Halas was a great friend to the Packers…to a point
NFL History: 100 objects that tell the story of football - Sports Illustrated
List of events at Soldier Field - Wikipedia
Jack M Silverstein - Director of Custom Content - Aging Media Network