Ralph Sampson Autographed/Signed Houston Rockets 8x10 Photo BAS 42877 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 Houston Rockets 8x10 Photo that was personally autographed by Ralph Sampson with "HOF" inscription. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.