Burrow, Bengals hit road vs Browns on NFL's 100th birthday
20th August 1920: The NFL established as the American Professional Football Conference
Ralph Hay Day celebrates the birth of the NFL
1920 Decatur Staleys season - Wikipedia
NFL at 100: A league hatched in an Ohio auto showroom in 1920 - Newsday
NFL Franchise Dates of Entry From 1920 to 2002
Carillon Historical Park - Did you know that the first NFL game was played here in Dayton, Ohio? The Dayton Triangles were a semi-pro football team, most of whose players had regular
1920 Canton Bulldogs season - Wikipedia
National Football League - Wikipedia
A league of its own: The NFL was formed in a car dealership 100 years ago