Uni Watch Ranks All 30 MLB Uniforms - InsideHook
Seattle Mariners, History & Notable Players
Ranking all 30 MLB teams' uniforms - Fish Stripes
Ranking MLB's all-time greatest uniforms - ESPN
MLB Jersey & Cap History
Uni Watch Ranks All 30 MLB Uniforms - InsideHook
Uniform designs broke all the rules during 1970s
Mariners to Wear Seattle Pilots Throwback Uniforms – SportsLogos.Net News
Uni Vision: Ranking the Best Uniforms in Mariners History – Eli Sports Network