Late 70's Pirates pillbox hats Pirate hats, Disco fashion, Cap designs
Pittsburgh Pirates to wear 1979 uniforms for Sunday games - Sports Illustrated
Great moments in Pittsburgh sports history: 1970-1989
The 5 best and 5 worst looks in the Pirates' legendary uniform history - The Athletic
Old Time Family Baseball — Mighty Flynn Asks: Favorite 1979 Pirates Uniform?
The Best Looking Uniforms in Pro Sports
MLB Bullets Is In The Best Shape Of Its Life - Bleed Cubbie Blue
What are the worst looking sports uniforms of all time? - Quora
Throwback Uniforms: Pirates and Reds (1979)
Ranking MLB's all-time greatest uniforms - ESPN
Uni Watch's Friday Flashback -- The Pirates go back to their bumblebee days - ESPN
Mystery of the San Francisco Giants Pillbox
My Favorite Common – A Fam-A-Lee Connection – SABR's Baseball Cards Research Committee
Uni Watch Profiles: Jerry Reuss, Part 1
Uniforms and Logos Pittsburgh Pirates