Chicago Bears, Packers Wiki
Green Bay Packers and Chicago Bears: The NFL's greatest rivalry, 1935-80
The Life And Career Of Sid Luckman (Story)
A Complete Guide to the Green Bay Packers-Chicago Bears Rivalry, News, Scores, Highlights, Stats, and Rumors
Chicago Bears vs. Tampa Bay Buccaneers - Opponent Report on All games played against the Tampa Bay Buccaneers - October 28, 2020 - #ProfessorJam
Bears vs. Packers rivalry through the years -- Chicago Tribune
Wrigley Field Lights Chronology
Snapshots in Time: Packers vs. Bears (in Chicago)
Chicago Bears Signed Publications & Media, Collectible Bears Publications & Media
1941 NFL Championship Game