Pirates Bring Back Pillbox, Complete 1979 Look for New Uniform
Pirates' 1970s mid-season uniform switch - old cap and/or helmet
MLB Jersey & Cap History
Uni Watch's Friday Flashback: Buzz, buzz go the Pirates - ABC News
The year 2023 marks 75 years since the Pirates permanently
Old Time Family Baseball — Mighty Flynn Asks: Favorite 1979
MLB Jersey & Cap History
MLB Jersey & Cap History
1970's Pittsburgh Pirates Uniforms Balance of Collection.