Earl Campbell Signed 2002 Gridiron Kings Trading Card Grade 10 Beckett 43865 The number in the listing title is just an inventory sku for our records and is not the authentication number. The item pictured is a stock photo unless otherwise noted. This is an Houston Oilers 2002 Gridiron Kings Slabbed Trading Card with a Grade 10 Auto that was personally autographed by Earl Campbell. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.