By photographer Harry Benson, American Heavyweight boxer Cassius Clay (later Muhammad Ali), training in his gym, 21st May 1965. (Express/Hulton Archive/Getty Images) As an authorized Getty Images Gallery partner, we offer premium quality prints scanned from the original negatives and plates from Getty’s darkroom. Photographic prints are produced through an archival-grade pigment print process on baryta paper to ensure image permanence, tonal depth, and color fidelity. All prints have an embossed Getty Images Archive stamp to the lower right margin and are accompanied by a Certificate of Authenticity from Getty. Please allow approx. 2 - 3 weeks for custom print, production and delivery.