NFL at 100: Photos from the NFL's first decade
Dayton Triangles Sports Ecyclopedia
Frankford Yellow Jackets - Wikipedia
NFL>Thumbnail Histories- -(APFA, NFL, AAFC Teams) «
Site of First Game in the NFL Historical Marker
Dayton Triangles Sports Ecyclopedia
The history of Dayton Triangles, the first NFL team
NFL Logo and symbol, meaning, history, sign.
Frankford Yellow Jackets: 1926 NFL Champs
Frankford Yellow Jackets: 1926 NFL Champs