Pittsburgh Pirates - Wikipedia
When the Pirates traded for baseball's most innovative manager - Baseball Egg
Pirates Bring Back Pillbox, Complete 1979 Look for New Uniform – SportsLogos.Net News
Ranking MLB's all-time greatest uniforms - ESPN
1970s Yellow Uniforms
Pittsburgh Pirates to wear 1979 uniforms for Sunday games - Sports Illustrated
Joe Musgrove pitches, hits, runs Pittsburgh Pirates past Philadelphia Phillies
Uni Watch's Friday Flashback: Buzz, buzz go the Pirates - ABC News
Card of the Day: 1982 Topps Luis Tiant – PBN History
The year 2023 marks 75 years since the Pirates permanently switched to black and gold for their colors, as well as the introduction of the classic P insignia found on the caps.
Late 70's Pirates pillbox hats Pirate hats, Disco fashion, Cap designs
Ranking MLB's all-time greatest uniforms - ESPN
Pirates Bring Back Pillbox, Complete 1979 Look for New Uniform – SportsLogos.Net News
Mystery of the San Francisco Giants Pillbox
Uni Watch's Friday Flashback -- The Pirates go back to their bumblebee days - ESPN