Dick Butkus Autographed Chicago Bears Authentic TB Helmet HOF JSA 28636 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is a Chicago Bears full size throwback authentic/proline helmet that was personally autographed by Dick Butkus with HOF inscription. Includes a certificate of authenticity from James Spence Authentication (JSA) and Denver Autographs.