San Francisco Giants
Gaylord Perry Serial Numbered All Baseball Cards
Topps Gaylord Perry
1981 Topps Baseball, Baseball Cards Wiki
Autographed San Francisco Giants Gaylord Perry 2002 Topps Team Topps Legends #199 Card
Gaylord Perry Gallery Trading Card Database
The Say Hey Kid: Willie Mays is Really Good – SABR's Baseball Cards Research Committee
Cards That Never Were: 1980 Topps Gaylord Perry
Cards That Never Were: 1983 Topps Gaylord Perry