Bears–Packers rivalry - Wikipedia
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Green Bay Packers - Wikipedia
A rivalry 100 years in the making: Chicago Bears vs Green Bay Packers
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Legacy (10/10) 1919-1929 Humble Beginnings - UW-Madison Kaltura MediaSpace
Green Bay Packers, American Football Wiki
Chicago Bears vs. Green Bay Packers: 5 Most Memorable Moments in the Rivalry