The true story of the tragedy and survival on one of the world's most dangerous mountains. In 1922 Himalayan climbers were British gentlemen, and their Sherpa and Tibetan porters were "coolies," unskilled and inexperienced casual laborers. By 1953 Sherpa Tenzing Norgay stood on the summit of Everest, and the coolies had become the "Tigers of the Snow." Jonathan Neale's absorbing new book is both a compelling history of the oft-forgotten heroes of...