Trevor Story Signed Colorado Rockies Game Used 2019 Baseball MLB/BAS 30793 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 agame used official Major League baseball that was personally autographed by Trevor Story with 2019 Game Used inscription. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.