History of the Chicago / St. Louis / Phoenix / Arizona Cardinals Professional Football Franchise, est. 1920

History of the Decatur / Chicago (Stayleys) Bears Professional Football Franchise, est. 1920

History of the Green Bay Packers Professional Football Franchise, est. 1919

History of the New York Giants Professional Football Franchise, est. 1925

History of the Portsmouth (Spartans) / Detroit Lions Professional Football Franchise, est. 1930

History of the Boston (Braves) / Washington Redskins Professional Football Franchise, est. 1932

History of the Philadelphia (Steagles) Eagles Professional Football Franchise, est. 1933

History of the Pittsburgh (Pirates/Steagles) Steelers Professional Football Franchise, est. 1933

History of the Cleveland / Los Angeles / St. Louis Rams Professional Football Franchise, est. 1937

History of the San Francisco 49ers Professional Football Franchise, est. 1946

History of the Cleveland Browns Professional Football Franchise, est. 1946

History of the Baltimore / Indianapolis Professional Football Franchise, est. 1953

History of the Dallas Cowboys Professional Football Franchise, est. 1960

History of the Dallas (Texans) / Kansas City Chiefs Professional Football Franchise, est. 1960

History of the Los Angeles / San Diego Chargers Professional Football Franchise, est. 1960

History of the Denver Broncos Professional Football Franchise, est. 1960

History of the New York (Titans) Jets Professional Football Franchise, est. 1960

History of the Boston / New England Patriots Professional Football Franchise, est. 1960

History of the Oakland / Los Angeles Raiders Professional Football Franchise, est. 1960

History of the Houston / Tennessee (Oilers) Titans Professional Football Franchise, est. 1960

History of the Buffalo Bills Professional Football Franchise, est. 1960

History of the Minnesota Vikings Professional Football Franchise, est. 1961

History of the Atlanta Falcons Professional Football Franchise, est. 1966

History of the Miami Dolphins Professional Football Franchise, est. 1966