No. 1: Dec. 31, 1967, The Ice Bowl NFL Championship, Packers vs. Cowboys, -13 degrees (-36 wind chill)
PACKERVILLE, U.S.A.: Ice Bowl 50th Anniversary
The Ice Bowl by Mike Shropshire - Ebook
AP Was There: 1967 Cowboys-Packers Ice Bowl game
Packers and Cowboys players relive the Ice Bowl 50 years later - Sports Collectors Digest
The Ice Bowl and beyond: Packers legend Bart Starr's 6 greatest games
Green Bay Packers 1967 Vintage NFL Programs for sale
PACKERVILLE, U.S.A.: Ice Bowl 50th Anniversary
Memorable Football Games - The Ice Bowl 1967
The Ice Bowl, 50 years later: An oral history of Packers-Cowboys 1967 NFL Championship Game
When the Man They Called 'Hogmeat' Made Some Super Bowl History – The Sports History Blog
Ice Bowl '67: The Packers, the Cowboys, and the Game That Changed the NFL: New 9781683580973
Cowboys vs. Packers: The Ice Bowl, 1967 NFL Championship