Jeff George Signed 1990 Score Supplemental #78T Rookie Card BAS 10 Slab 35041 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 1990 Score Supplemental #78T rookie card that was personally autographed by Jeff George. This has been professionaly slabbed by Beckett Authentication Services (BAS) and includes a certificate of authenticity from Denver Autographs.