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

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The Mariners are these wearing throwback uniforms vs the Rays today to honor the Seattle Steelheads, a former Negro League team : r/baseball

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Seattle Mariners on X: ICYMI, #Mariners will wear 1946 Steelheads uniforms on Turn Back the Clock Night, 5/16. More: / X

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

Mariners Jersey Tracker (@MarinersJerseys) / X

Mariners Odds & Ends: Uniform notes, Julio Rodríguez snub - Seattle Sports

Seattle Mariners on X: These jerseys 😍 #GoSteelheads / X

Juneteenth celebrations: Seattle Mariners honor Negro Leagues