Jack Coan Autographed Notre Dame Blue Alternate Mini Helmet-JSA W *Silver This is a Jack Coan of the Notre Dame Fighting Irish hand autographed blue alternate mini helmet. This item has a JSA Witnessed Authentication, which comes with a numbered sticker and a matching Certificate of Authenticity. You can view this item on the JSA Authentication 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, brand new, and in great shape.