It was on May 10, 1969 that the Baltimore Colts, Cleveland Browns and Pittsburgh Steelers agreed to join the AFL to form the 13-team American Football Conference.
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NFL champions 1920 1969: The pre-Super Bowl era
NFL Champions 1920 1969: The Pre-Super Bowl Era Explore the NFL's early champions from 1920 to 1969, before the Super Bowl began. Discover the teams, players, and moments that shaped pro football's ...
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