Blue replaced brown on Padres uniforms in 1991, by FriarWire
Modern mock-ups of Padres uniforms in retro colors - Gaslamp Ball
History of the San Diego Padres - Wikipedia
The Padres' Journey From Unique to Undistinguished (and Back Again?)
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What's your favorite Padres Uniform? - Gaslamp Ball
Brown solidly returns to Padres uniforms Saturday… but has been in the blend for years, by FriarWire
The Padres change uniforms, again, so let's look at their visual history
San Diego Padres return to Franciscan brown color scheme for uniforms --Aleteia
The Padres' Journey From Unique to Undistinguished (and Back Again?)
Blue replaced brown on Padres uniforms in 1991, by FriarWire
Padres uniforms: San Diego returns to brown jerseys in 2020 - Sports Illustrated