Throwback uniform - Wikipedia
New England Patriots - Wikipedia
File:Jeff Reed throwback jersey.jpg - Wikipedia
File:US Navy 070919-N-5319A-008 Two Sailors shows off the prototype uniform for service dress khaki, a throwback to the traditional WWII style uniform.jpg - Wikipedia
MORE
Throwback uniform - Wikipedia
Penn State Nittany Lions football - Wikipedia
File:Ben Roethlisberger throwback.jpg - Wikipedia
Dorial Green-Beckham - Wikipedia
Throwback, Vol. 1 - Wikipedia
TIL: As a Swedish Eagles fan since Cunningham was playing, I found out the yellow and blue throwback jerseys was a homage to the first Swedish settlers of Pennsylvania. Found it really
Green Bay Packers - Wikipedia
Linden Stephens - Wikipedia
File:Steelers throwback diagram.png - Wikipedia
Cincinnati Reds throwback uniforms - 1919 vs. 1935 - Red Reporter
Arizona Cardinals - Wikipedia