Muhammad Ali Autographed Memorabilia. Check out Muhammad Ali Autographed 3x5 Photo - PSA/DNA. This 3x5 Photo that has been personally hand signed by Muhammad Ali. It has been authenticated by PSA/DNA and comes encapsulated in their tamper-proof holder. Approximate size is 3.5x5 inches. PSA/DNA is the leading third-party authenticator in the autograph industry. The photograph is the perfect collectible for any sports fan or memorabilia collector. Commemorate the great career of Muhammad Ali with this signed photo, or check out other souvenirs at SportsCollectibles.com for more products autographed by Muhammad Ali. When it comes to Sports Memorabilia, SportsCollectibles.com offers a wide selection of Muhammad Ali Autographed Photos. Product will ship in 1-3 business days with free shipping on orders over $200. Buy with confidence as this is an authenticated Muhammad Ali autograph.