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- Himalaya Mountains (20)
- Geomagnetism--Asia (5)
- India--Surveys (5)
- Meteorology--India (5)
- Names, Geographical--India (5)
- Scientific expeditions (5)
- Tibet (China)--Surveys (5)
- Mountaineering (3)
- Deutsche Nepal-Expedition, 1955 (2)
- Himalayan Scientific and Mountaineering Expedition (1960-1961) (1)
- Kashmir--Description and travel (1)
- Natural history--Himalaya Mountains (1)
- Nepal--Description and travel (1)
- Sikkim (India)--Description and travel (1)
- Voyages and travels (1)