Muhammad Ali Autographed Memorabilia. Check out Muhammad Ali Autographed Framed 18x24 Lithograph Photograph Auto Grade 10 - PSA/DNA Certified. Collectors and fans will love this framed 18x24 photo, approximately 26x32 with the frame, that has been hand signed by Muhammad Ali. Its authenticity has been verified by PSA/DNA and comes with their sticker and matching full page certificate of authenticity. The signature has been graded a Gem Mint 10 by PSA. Talk about a great gift idea for a Other Sports Memorabilia > Boxing collector or a Muhammad Ali fan. Product will ship in 1-3 business days with free shipping on orders over $200. Shop with confidence as this is an authenticated Muhammad Ali autograph.