The History of the NFL: The Evolution of the Game (The History of
Pittsburgh Steelers, History & Notable Players
Pittsburgh Steelers uniform and uniform color history
Inside The Steelers Throwback Jersey
Meaning Pittsburgh Steelers Logo Design – History, Meaning and
New England Patriots - Wikipedia
Heritage Uniforms and Jerseys and Stadiums - NFL, MLB, NHL, NBA
Heritage Uniforms and Jerseys and Stadiums - NFL, MLB, NHL, NBA
The Gridiron Uniform Database