Photo: Tony Boselli, LeRoy Butler memorabilia featured in HOF
Oddball Football Cards Price List - Supercollector Catalog
Completing another all-time favorite
Memories of Beau and The Kid: Jim Stinson Recalls Autograph
Memorabilia - Sports Collectors Digest
Cardboard appreciation: 1975 Topps Boog Powell
2008 Hall Of Fame Multi Signed Autographed Football Jones Mack
Ranking the best (and worst) autograph signers on Basketball Hall
The Sports Bookie: Bob D'Angelo's Books & Blogs - Bob D'Angelo's