Official Pittsburgh Penguins Website
Steelers need to follow the trend and announce alternate helmets
Steelers Bumblebee Jerseys Named Top Ten Ugliest Of All-Time - Steelers Depot
Pittsburgh Steelers Throwback Jerseys, Vintage NFL Gear
This retro bit has gone too far as NFL presents Titans vs. Titans – New York Daily News
PHOTOS: Pittsburgh Steelers 80th Anniversary Throwback Jerseys
Throwback uniform - Wikipedia
Seattle Seahawks - Throwback Uniforms
Seahawks' Kingdome jerseys are most-searched throwbacks - ESPN
Throwback uniform - Wikipedia