This Autographed Photo has been personally hand-signed by Muhammad Ali. The item comes with a Certificate of Authenticity (COA) from PSA/DNA which can be verified online. Your order is backed by Sports Collectibles 100% Lifetime Guarantee. Sports Collectibles Online is the online leader in authentic signed Muhammad Ali memorabilia. All of Sports Collectibles items signed by Muhammad Ali come from in person autograph sigings or private collections. Add to your growing Other Sports Memorabilia > Boxing collection with a certified autograph from the great Muhammad Ali.