Tony Dorsett Signed Cowboys 11/26/1976 Ticket Stub Heisman 76 BAS Slab 34998 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 Dallas Cowboys 11/26/1976 ticket stub that was personally autographed by Tony Dorsett with Heisman 76 inscription. This has been professionally slabbed by Beckett Authentication Services (BAS) and includes a certificate of authenticity from Denver Autographs.