O.J. Simpson Autographed 1970 Topps Rookie Card #90 Orenthal BAS Slab 31715 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is a 1970 Topps rookie trading card that was personally autographed by OJ Simpson. This has been professionally slabbed by Beckett Authentication Services (BAS) and includes a certificate of authenticity from Denver Autographs.