Cardboard appreciation: 1981 Topps 1980 NL Championships
oakland raiders 81 jersey, Off 73%
Gene Upshaw football card (Oakland Raiders) 1990 Pro Set #69 Super
Lot Detail - 1980-81 Gene Upshaw Oakland Raiders Game Worn Jersey
Who was the best pulling offensive guard in NFL history? - Quora
Lot Detail - 1980-81 Gene Upshaw Oakland Raiders Game-Used Jersey
2011 Media Guide by Grand Valley State Lakers - Issuu
Minnesota Vikings 2014 Media Guide, PDF
Cardboard appreciation: 1992 Upper Deck Deion Sanders SP
1991 Maxx album, Cardboard History Gallery
Lot Detail - 1980-81 Gene Upshaw Oakland Raiders Game-Used Jersey