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Books about Dyhrenfurth:
Americans on Everest: The Official Account of the Ascent Led by Norman G. Dyhrenfurth by James Ramsey Ullman (Jan 1, 1964)
Dyhrenfurth by Andreas Nickel (2007)
MEMSAHB IM HIMALAJA. Memsahib in Himalayas. Signed by Hettie Dyhrenfurth. by Hettie Dyhrenfurth (1931)
AMERICANS ON EVEREST The Fofficial Account of the Ascent Led by Norman G. Dyhrenfurth by James Ullman (1964)
Americans on Everest The Official Account of the Ascent Led By Norman G. Dyhrenfurth by ULLMAN (James Ramsey) (1964)
Americans on Everest. the Official Account of the Ascent Led By Norman G. Dyhrenfurth by James Ramsey Ullman (Jan 1, 1964)
Everest, the West Ridge. Photographs From the American Mount Everest Expedition & By Its Leader, Norman G. Dyhrenfurth... by Thomas F. Brower, David Ed; Siri, William E. Intro Hornbein and Glossy Color Photos (Jan 1, 1965)
Wiki information Dyhrenfurth:
Norman Dyhrenfurth was a cinematographer, a mountaineer and a skiing instructor.
Günter Oskar Dyhrenfurth was a German-born, German and Swiss mountaineer, geologist and Himalayan explorer. He led the International Himalaya Expedition 1930 to Kangchenjunga, and another one, IHE 1934, to the Baltoro-region in the Karakorams,...