Pirates unveil new black alternate jersey with 'Pittsburgh' script from the 1990s
Pirates unveil Sunday alternate uniform for 2013 - SB Nation Pittsburgh
Pittsburgh Pirates - Wikipedia
Portland Pirates unveil new jerseys with familiar design —
Pirates Unveil New Road And Alternate Uniforms For 2020 Season - CBS Pittsburgh
Pirates “Rewrite the Script”, Unveil New Road, Alternate Uniforms – SportsLogos.Net News
Colts unveil new alternate 'Indiana Nights' uniforms - Stampede Blue
Pittsburgh Pirates Introduce New Camo Uniform for 2018 – SportsLogos.Net News
Portland Pirates unveil new jerseys with familiar design —
Leak appears to show Pirates' new City Connect alternate uniforms