Autographs, Sports Cards, Art & Collectibles Auction

Riddell Minnesota Vikings mini helmet. Hand-signed in white paint pen by Stefon Diggs.

Riddell Seattle Seahawks Blaze Speed mini helmet. Hand-signed in white paint pen by Brian Bosworth.

Riddell Pittsburgh Steelers mini helmet. Hand-signed in white paint pen by Franco Harris (HOF).

Custom on-field style jersey. Everything is sewn on, size XL. Hand-signed in black felt-tip pen by Gary Clark.

Custom on-field style jersey. Everything sewn on, size XL. Hand-signed in black felt tip pen by Marshall Faulk (HOF).

Custom on-field style jersey. Everything is sewn on. Hand-signed in silver paint pen by Tyrann Mathieu (Cardinals).

Custom on-field style jersey. Everything is sewn on, size XL. Hand-signed in black felt-tip pen by Joe Montana (HOF). In 1989, and again in 1990, the

Tampa Bay Buccaneers mini helmet has been hand signed and inscribed in silver paint pen by Warren Sapp.

New York Giants mini-helmet. Hand-signed in white paint pen by Odell Beckham Jr.

Pittsburgh Steelers full-size replica helmet. Hand-signed and inscribed in silver paint pen by Jack Lambert (HOF).

Riddell Oakland Raiders full-size replica helmet has been hand-signed in black felt-tip pen by Bo Jackson.

Riddell Dallas Cowboys full-size replica throwback helmet has been hand-signed in black felt-tip pen by Roger Staubach (HOF).

Riddell Bills full-size replica throwback helmet. Hand-signed and inscribed in white paint pen by Andre Reed (HOF).

Riddell Steelers custom matte white ICE speed full-size helmet. Hand-signed in black felt-tip pen by Antonio Brown.

Custom on-field style jersey. Everything is sewn on, size XL. Hand-signed and in black felt-tip pen by Jadeveon Clowney.

Custom on-field style jersey. Everything is sewn on, size XL. Hand-signed in black felt-tip pen by Sean Lee.

Nike authentic on-field style jersey. Everything sewn on, size 48. Hand-signed in silver paint pen by Reggie Bush.

Custom on-field style jersey. Everything is sewn on, size XL. Hand-signed and inscribed in black felt-tip pen by O.J. Simpson (HOF).

Custom on-field style jersey. Everything is sewn on, size XL. Hand-signed in black felt-tip pen by Jadeveon Clowney.

Custom on-field style jersey. Everything sewn on, size XL. Hand signed in silver paint pen by T. J. Watt.