Cincinnati Reds throwback uniforms - 1939 vs. 1936 - Red Reporter
File:Steelers throwback diagram.png - Wikipedia
Avery Williams (running back) - Wikipedia
Should the Giants bust out a 1930's throwback now that the helmet rule is changed? They're one of the oldest teams in the league, they sure should show it once a season.
Logos and uniforms of the Pittsburgh Steelers - Wikipedia
Arizona Cardinals - Wikipedia
sports unis: NFL Uniforms
Arizona Cardinals unveil new uniforms for the 2023 season
Throwback uniform - Wikipedia
File:Ben Roethlisberger throwback.jpg - Wikipedia
San Francisco 49ers - Wikipedia
Wikipedia's Moment of Truth - The New York Times
Newborns in San Marino Gifted National Team Kits Under New Program – SportsLogos.Net News