Masters17 - Sports Memorabilia Auctions
Heritage Auctions, Sports Collectibles Auction 7041, Dallas Texas
1972 AHRA Drag Nationals album, Cardboard History Gallery
Calaméo - 2019 Fall Auction
1991 Fleer Ultra Clay Matthews #31 Cleveland Browns Football NFL
1991 Hot Stuff ARTGO Stars album
Cleveland Browns Ring of Honor. Cleveland Browns Legends. 4× Pro Bowl (1985, 1987–1989). NFL forced fumbles leader (1983).
CLAY MATTHEWS CLEVELAND BROWNS 1991 FLEER ULTRA FOOTBALL #31
1991 Pacific Football #82 Clay Matthews Cleveland
1971-72 Fleer Harlem Globetrotters album
1990 & 1991 Cleveland Browns football Trading Cards Offered
1991 Pacific Football #82 Clay Matthews Cleveland
Past Auctions - Carolina Auction House, LLC
1991 Score Football Card #19 Clay Matthews