Blue replaced brown on Padres uniforms in 1991, by FriarWire
Want Padres fans to come back? Bring back the brown uniforms. - The San Diego Union-Tribune
The Padres change uniforms, again, so let's look at their visual history
Padres uniforms: Visual history of brown, yellow, blue, orange, sand - The San Diego Union-Tribune
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Padres uniform history: The 1990s - ESPN - SweetSpot- ESPN
Padres Unveil New Uniforms With Brown-and-Gold Color Scheme - Sports Illustrated
The Padres' Journey From Unique to Undistinguished (and Back Again?)
Brown Is Back – FriarWire
Padres uniform history: The 1970s - ESPN - SweetSpot- ESPN
Padres uniform history: The 1970s - ESPN - SweetSpot- ESPN
Blue replaced brown on Padres uniforms in 1991, by FriarWire
Padres uniforms: Visual history of brown, yellow, blue, orange, sand - The San Diego Union-Tribune