Jim Thorpe: First President of the NFL
NFL history: 100 people who shaped the league, pro football
Read about the life of Native American star athlete Jim Thorpe
History of American football - Wikipedia
Who Created Football In America?
The NFL is created. Jim Thorpe named first president
Jim Thorpe: First President of the NFL
Jim Thorpe, Biography, Olympics, & Facts
Jim Thorpe's story reminds us that Hall of Famers are human