Adrian Peterson Signed Vikings 2007 Score Atomic Trading Card BAS 10 Slab 27423 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is a 2007 Score Atomic #341 trading card that was personally autographed by Adrian Peterson. This was slabbed by Beckett Authentication Services (BAS) and includes a certificate of authenticity from Denver Autographs.