This Autographed Sport March 1964 Magazine has been Personally Signed by Muhammad Ali "Cassius Clay". This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website. The magazine is damaged due to age and handling. The magazine itself is very fragile, but it is intact. Please refer to pictures for item's condition prior to purchase.