Bob Griese Signed Miami Dolphins Authentic 1980-96 Speed Helmet Beckett 35370 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 Miami Dolphins full size authentic 1980-96 speed helmet that was personally autographed by Bob Griese. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.