Chris Bonington mountaineer signed colour photograph by photographer David Breashers c. 1988 – showing Chris Bonington approaching the summit of a minor peak to the south of Menlungtse, Gauri Sankar in the background. Note Bonington’s career has included nineteen expeditions to the Himalayas, including four to Mount Everest and the first ascent of the south face of Annapurna. Chris Bonington became, the then, oldest known person to summit Mount Everest in April 1985, at the age of 50.