OJ Simpson Autographed Bills Full Size Speed Helmet W/ HOF - JSA W Auth This is a hand autograph of OJ Simpson of the Buffalo Bills on a Riddell Football Speed Full Size Replica Helmet and inscribed with "HOF." This item has a James Spence Witness Protection Authentication, which comes with a JSA numbered sticker and a matching JSA Certificate of Authenticity. You can view this item on the SpenceLOA website, it shows when and where the item was signed. It was signed either at a public autograph appearance or a private signing. This is a stock photo of the item. Although you may not receive this exact item, the item you receive is virtually identical and brand new in great shape.