Brown has been part of the Padres' history since expansion, by FriarWire
San Diego Padres Officially Return To Their Brown And Gold Roots
Padres Unveil New Uniforms With Brown-and-Gold Color Scheme - Sports Illustrated
Goodbye to the blue: Ending of Padres' era
Padres uniforms: San Diego returns to brown jerseys in 2020 - Sports Illustrated
Padres are first MLB team to reach uniform ad deal with Motorola sponsorship - The Boston Globe
Padres uniforms: Visual history of brown, yellow, blue, orange, sand - The San Diego Union-Tribune
The Padres' Journey From Unique to Undistinguished (and Back Again?)
Padres are Back in Brown, Unveil New Uniforms and Logos – SportsLogos.Net News