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

History:  The West Coast Baseball Association was an attempt at a western Negro League competitor, but it only lasted one season. The Seattle entry in the league was actually Abe Saperstein's Harlem Globetrotter baseball team under a new name, that of a local variety of salmon.

Ebbets Field Flannels Seattle Steelheads 1946 Home Jersey

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68 Game-Used Seattle Steelheads Uniform - Pants, Cap, Team-Issued Jersey

Seattle Mariners' Dustin Ackley batting against the Boston Red Sox in a baseball game on Saturday, May 16, 2015, in Seattle. Both teams are wearing uniforms of Negro League teams of 1946

Seattle Mariners City Connect Uniform — UNISWAG

2022 Seattle Mariners Digital Postseason Media Guide, PDF, Pitcher

Bill Withers, Fred Brown

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