Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston, by Mariners PR

Mariners pay homage to club's history with new City Connect uniforms

Remembering the Steelheads, Seattle's Negro League Team - Seattle magazine

Seattle Mariners unveil new spring training uniforms

2022 Seattle Mariners Digital Postseason Media Guide, PDF, Pitcher

LOOK: Seattle Mariners Reveal 'City Connect' Uniforms - Fastball

Former Seattle Supersonics basketball player Freddy Brown points toward home after throwing out the first pitch before a baseball game between the Seattle Mariners and the Los Angeles Angels, Sunday, June 19

Seattle Mariners unveil new spring training uniforms

Mariners Fashion Statement, by Mariners PR

Paul Lukas on X: Mariners planning to wear 1946 Seattle Steelheads throwbacks for Salute to the Negro Leagues on June 20 vs. Royals, who will wear KC Monarchs throwbacks. / X

Seattle Mariners' Dustin Ackley connects with a pitch for a double against the Boston Red Sox in a baseball game on Saturday, May 16, 2015, in Seattle. Both teams are wearing uniforms

M's fall to Bosox, King Felix takes 1st loss

LEADING OFF: Juneteenth around MLB and Father's Day