NFL Timeline, with Map: 1920-1933 / A history of the Dayton Triangles' franchise; and a brief mention of the 1926 NFL-champions the Frankford Yellow Jackets, and the 1928 NFL-champions the Providence Steam
Frankford Yellow Jackets - Wikipedia
NFL Logo, symbol, meaning, history, PNG, brand
The history of Dayton Triangles, the first NFL team
NFL>Thumbnail Histories- -(APFA, NFL, AAFC Teams) «
The history of Dayton Triangles, the first NFL team
Frankford Yellow Jackets: 1926 NFL Champs
The history of Dayton Triangles, the first NFL team
Did you know the first NFL game was played in Dayton?