Vince Lombardi's Packers Win 2nd Super Bowl - Sports Illustrated Jan 22, 1968
Super Bowl history: SI's 52 Super Bowl cover stories - Sports Illustrated
How far back could an older team compete with a current NFL team? - Quora
Super Bowl history: SI's 52 Super Bowl cover stories - Sports Illustrated
Super Bowl history: SI's 52 Super Bowl cover stories - Sports Illustrated
Jim Taylor (fullback) - Wikipedia
From Vince Lombardi to Malcolm Butler, via Joe Montana and John Elway the Super Bowl in pictures
Super Bowl history: SI's 52 Super Bowl cover stories - Sports Illustrated
Super Bowl history: SI's 52 Super Bowl cover stories - Sports Illustrated
Super Bowl history: SI's 52 Super Bowl cover stories - Sports Illustrated