Memorable Pittsburgh Moments: The 1960s and '70s
Notre Dame Fighting Irish football - Wikipedia
sports history 1970-1989 timeline
Great moments in Pittsburgh sports history: 1970-1989
Great moments in Pittsburgh sports history: 1970-1989
Great moments in Pittsburgh sports history: early days
National Football League (NFL), History, Teams, & Facts
NFL Kickoff Guide 2008 by Walter Reiterer - Issuu
Great moments in Pittsburgh sports history: early days
This Week in Pittsburgh History: The Pirates Win Two World Series