50th anniversary of the Silver Hut expedition.
West
John B
JB
D000064:Acclimatization; D000532:Altitude Sickness / Q000266:history*; D000846:Anniversaries and Special Events; D005101:Expeditions / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D009051:Mountaineering / Q000266:history*; D009390:Nepal; D010827:Physiology / Q000266:history*