Chicago Bears founder George Halas played a part in everything for NFL - Chicago Sun-Times
WCG's Jack Silverstein Brings History Into Focus - Windy City Gridiron
George Halas came 50 minutes from losing the Bears in 1933 — until soon-to-be Cardinals owner Charles Bidwill bailed him out - Windy City Gridiron
George Halas Through the Years
George Halas: Bears architect still going strong at 82 - Sports Illustrated Vault
The FUNNIEST PLAYOFF SCENARIO in NFL HISTORY
Jack M Silverstein - Director of Custom Content - Aging Media Network
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
Jack Silverstein Profile and Activity - Page 4 - Windy City Gridiron
NFL history: 100 people who shaped the league, pro football - Sports Illustrated
Uživatel Jack M Silverstein na Twitteru: „CBS butchered nearly every fact about the 1936 throwbacks and the story around why they were chosen and why the Bears released their video. @NFLTNF can
After 75 years, Bears' 73-0 title win still stands in record