The 2006 Seattle Mariners wore throwback Pilots uniforms. Very

Worst Uniforms Not Being Used Anymore (AL East Edition) : r/baseball

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

Worst Uniforms Not Being Used Anymore (AL Central Edition) : r

Mariners to Wear Seattle Pilots Throwback Uniforms : r/baseball

Mariners New City Connect Uniform Taps Into City's Long Baseball

The 1969 Seattle Pilots—One Team, One Season, Many Uniforms — Todd

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

Mariners, Cardinals to wear 1984 throwbacks

Seattle Mariners' first season (1977)

Seattle Mariners - Seasons

Minnesota Twins Unveil New Uniforms, Including New Hat Logo

The 1969 Seattle Pilots—One Team, One Season, Many Uniforms — Todd