The 2006 Seattle Mariners wore throwback Pilots uniforms. Very nice!

Mariners to Wear Seattle Pilots Throwback Uniforms – SportsLogos

Mariners to Wear Seattle Pilots Throwback Uniforms : r/baseball

Adam kennedy hi-res stock photography and images - Alamy

Official Vintage Mariners Clothing, Throwback Seattle Mariners

WA) The Pilots were originally not scheduled to begin play until 1971 - however the date was moved 2 years ahead in order to keep the number of teams in the league even.

Seattle Pilots Jersey - Cream - 5XL - Royal Retros

Seattle Mariners 1970's - TAILGATING JERSEYS - CUSTOM JERSEYS -WE

Uni Watch - The best throwback uniform for each MLB team - ESPN

1969 Seattle Pilots Mariners baseball, Seattle sports, Major

Rain Check : Baseball in the Pacific Northwest (2006, Perfect

Here's the story behind the Mariners' amazing sleeveless jerseys