Seattle Mariners City Connect Breakdown: The story behind new uniforms - Seattle Sports
First look at how the city connect uniforms might look like on field 👀 : r/Mariners
Baseball Reference Adds Negro League Stats - The New York Times
Wayback Machine: Seattle Steelheads' short life - Sportspress Northwest
CityStream: Steelheads Alley resurrects Seattle's baseball glory & history
Clinton Yates — Andscape
Turning Point 12: From Cranks to Fans: Seattle's Long Love Affair with Baseball
Mariners honor Steelheads in salute to Negro Leagues — Converge Media
Terrific Seattle Steelheads Negro League jerseys that the Mariners will wear this Saturday against the Red Sox : r/baseball
MLB and MiLB Teams Plan Throwbacks for Juneteenth
The Seattle-Cincy-NOLA connection, courtesy of Abe
The Rich History of Cuban Baseball – Ebbets Field Flannels
Seattle Steelheads (1946) •
Salute to the Negro Leagues: A Juneteenth Celebration