Dallas Cowboys Triplets Signed 16x20 Photo Aikman Emmitt Irvin Beckett 38902 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 16x20 photo that was personally autographed by Troy Aikman, Emmitt Smith and Michael Irvin. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.