Pirates Made Uniform History – FOB Sports (Friends of Bob)
Heritage Uniforms and Jerseys and Stadiums - NFL, MLB, NHL, NBA, NCAA, US Colleges: Pittsburgh Pirates Uniform and Team History
Bob friend hi-res stock photography and images - Alamy
1961 Post #125 Bob Friend Pirates COMPANY EX *F7
Pirates Made Uniform History – FOB Sports (Friends of Bob)
Heritage Uniforms and Jerseys and Stadiums - NFL, MLB, NHL, NBA, NCAA, US Colleges: Pittsburgh Pirates Uniform and Team History
Uni Watch's Friday Flashback -- The Pirates go back to their bumblebee days - ESPN
Bob Walk Jersey - Pittsburgh Pirates 1992 Away Throwback MLB Baseball Jersey
1958 Topps #315 Bob Friend Pirates 3 - VG B58T 09 7869
“Baseball's Forgotten Stars”: The Pirates' Bob Friend
1929-30 Pittsburgh Pirates - The (unofficial) NHL Uniform Database
Pirates Made Uniform History – FOB Sports (Friends of Bob)
Pirates Made Uniform History – FOB Sports (Friends of Bob)
Pirates unveil new black alternate jersey with 'Pittsburgh' script from the 1990s