Jay Berwanger Autographed University of Chicago Trading Card BAS 42594 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is the exact photo of the item you will receive so see photos for condition. This is a slabbed Heisman #1 Trading Card that was personally autographed by Jay Berwanger. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.