Steelers wearing throwback uniforms vs. Lions this year
Pittsburgh Steelers Will Wear Color Rush Uniforms In 2021 – SportsLogos.Net News
Vikings, Packers will wear throwbacks with their standard helmets - NBC Sports
Ranking NFL's current throwback jerseys: Eagles' perfect 'Kelly Green'; high marks for Patriots, 49ers
A brief history on the evolution of Pittsburgh Steelers uniforms
Pittsburgh Steelers to unveil throwback uniforms
Steelers-Raiders Slog Showed the Limited Ceilings for Both Teams - Sports Illustrated
Poll: Should Steelers Bring Back Throwback Jerseys Full Time?
Steelers to shelve bumble bee alternate uniforms after 2016 - NBC Sports