Bob friend hi-res stock photography and images - Alamy
Heritage Uniforms and Jerseys and Stadiums - NFL, MLB, NHL, NBA, NCAA, US Colleges: Pittsburgh Pirates Uniform and Team History
Bringing it back: Pirates show off throwback uniforms
Bob Walk Jersey - Pittsburgh Pirates 1992 Away Throwback MLB Baseball Jersey
Bringing it back: Pirates show off throwback uniforms
MLB Jersey & Cap History
Pirates Made Uniform History – FOB Sports (Friends of Bob)
Pirates Made Uniform History – FOB Sports (Friends of Bob)
1929-30 Pittsburgh Pirates - The (unofficial) NHL Uniform Database