Best MLB Uniforms: The 18 Greatest That Don't Exist Anymore
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Pittsburgh Pirates To Wear Camouflage Alternate Jerseys?
Pirates' alternate uniform harkens to early '70s
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Pirates Made Uniform History – FOB Sports (Friends of Bob)
The Pirates are wearing some sweet alternate throwback uniforms this year - NBC Sports
Rumor] Pirates to bring back 70s throwback uniforms for 2016 season to replace Sunday Alternates. : r/baseball
Pittsburgh Pirates Unveil New City Connect Uniform: Bleeding Black and Gold – SportsLogos.Net News
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Uniforms and Logos Pittsburgh Pirates