1960s, packers past perfect
100 things to know about Green Bay Packers in their 100th season - ESPN
The Wearing Of the Green (and Gold): November 2012
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Requiem For The 'Indestructible' Green Bay Packers Of The 1960s The New York Times
The 1960s Packers: A product of Vince Lombardi's prejudice-free culture
Green Bay Packers: Titletown's Top 10 Offensive Linemen of All Time, News, Scores, Highlights, Stats, and Rumors
60s Packers struggle against their final foe