X THE THIRD ATTEMPT 273 XI CONCLUSIONS 287 NOTES By T. HOWARD SOMERVELL XII ACCLIMATISATION AT HIGH ALTITUDES 299 XIII COLOUR IN TIBET 309 XIV TIBETAN CULTURE 313 NATURAL HISTORY By DR. T. G. LONGSTAFF, M.D. XV NATURAL HISTORY 321 INDEX 338 ------------------------------------------------------------------------ LIST OF ILLUSTRATIONS The Second Climbing Party descending Frontispiece from their Record Climb PAGE Frozen Waterfall, Chumbi Valley 28 Nuns at Tatsang 34 Rongbuk Monastery and Mount Everest 44 The Expedition at Base Camp 46 View at Base Camp 50 Camp II at Sunset 54 Mount Everest from Camp III 60 Watching the Dancers, Rongbuk Monastery 72 The Chief Lama, Rongbuk Monastery 78 Tibetan Dancing Woman 84 Tibetan Dancing Man 84 Old Tibetan Woman and Child 90 Fording the Bhong Chu 98 Panorama at Shekar Dzong 106 In Khamba Dzong 110 Lingga and the Lhonak Mountains 114 Base Camp and Mount Everest in Evening 124 Light Serac, East Rongbuk Glacier 140 View from Ice Cavern 146 Seracs, East Rongbuk Glacier, above Camp 150 II Party ascending the Chang La 156 Peak, 23,180 feet (Kellas’ dark rock 162 peak), from the Rongbuk Glacier, above Camp II Mallory and Norton approaching their 204 Highest Point, 26,985 feet Summit of Mount Everest from the Highest 210 Point of the First Climb, 26,985 feet, May 21, 1922 The First Climbing Party 218 Frost-bitten Climber being helped down 222 to Camp II Mount Everest from Base Camp 232 East Rongbuk Glacier, near Camp II 236 Oxygen Apparatus 242