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

Wayback Machine: Seattle Steelheads' short life - Sportspress Northwest

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

Wayback Machine: Seattle Steelheads' short life - Sportspress Northwest

Mercury Mets inside story

Seattle Steelheads: The pro baseball team history nearly forgot

Media — Creative Lou

Short stay: Black baseball briefly had West Coast home – Orange County Register

Jerry Malloy Negro League Conference

Mariners celebrate Juneteenth by honoring those pioneers who blazed a trail 75 years ago

Jerry Malloy Negro League Conference, This is the 1954 Harrisburg Giants; Champions of the Northern Division of the Eastern Negro League ..

Here's a look at the Mariners' new City Connect uniforms and the story behind them