Adrian Peterson Signed Minnesota Vikings 11/18/07 '07 ROY Slab Ticket BAS 43399 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 a Minnesota Vikings Slabbed Ticket Stub dated 11/18/2007 that was personally autographed by Adrian Peterson with "2007 ROY" inscription. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.