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
Padres uniforms: Visual history of brown, yellow, blue, orange, sand - The San Diego Union-Tribune
Ranking MLB's all-time greatest uniforms - ESPN
San Diego Padres - Wikipedia
Padres uniforms: Visual history of brown, yellow, blue, orange, sand - The San Diego Union-Tribune
Padres Uniform Survey: The Results - Gaslamp Ball
Padres uniforms: Visual history of brown, yellow, blue, orange, sand - The San Diego Union-Tribune
Blue replaced brown on Padres uniforms in 1991, by FriarWire
Blue replaced brown on Padres uniforms in 1991, by FriarWire
San Diego Padres might have uniform change following a future study – SportsLogos.Net News
Padres uniform history: The 1970s - ESPN - SweetSpot- ESPN