The complete history of the Bears-Packers rivalry - Windy City Gridiron
One of the NFL's oldest rivalries, Packers vs. Bears gets a digital update
Early history of American football - Wikipedia
Green Bay Packers vs Chicago Bears - December 04, 2022
Green Bay Packers - Chicago Bears Rivalry Since 1921 - Fox Valley Web Design LLC
Chicago Bears Poised to Tackle Green Bay Packers in NFL's Oldest Rivalry, Chicago News
2011 Nfc Championship Green Bay Packers V Chicago Bears Sports Illustrated Cover Framed Print by Sports Illustrated - Sports Illustrated Covers
The Britannica Guide To Football, PDF, American Football Leagues
The Green and Gold History of the Green Bay Packers by Steve Fulton - Ebook
Green Bay Packers - Wikipedia
Chicago Bears - Wikipedia