Steelers logo and some history behind the team
Crazy Conspiracies 2: The Steelers Don't Own Their Logo - Sports Logo News - Chris Creamer's Sports Logos Community - CCSLC - SportsLogos.Net Forums
History of Steel and the Steelmark - American Iron and Steel Institute
Steelers Logo and symbol, meaning, history, sign.
History of Steel and the Steelmark - American Iron and Steel Institute
Steel and American manufacturing - Ryerson
Did the Pittsburgh Steelers literally steal their emblem from the American Iron and Steel Institute, or was it the other way around? - Quora
Steelmark' logo designed by Lippincott and Margulies, 1958 for the
Did the Pittsburgh Steelers literally steal their emblem from the American Iron and Steel Institute, or was it the other way around? - Quora
House of The Steel Ring Champions
Why Steelers' logo is only on one side of the helmet: History and meaning of Pittsburgh's logo
A Closer Look at Two NFL Team Logos
Steelers will be getting a new name for Heinz Field in 2022