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Norge airship. Historical image of the semi-rigid airship designed and built by the Italian engineer Umberto Nobile (1885-1978) leaving its hanger. In 1926 this airship carried Nobile and the Norwegian polar explorer Roald Amundsen (1872-1928) on the first verified flight over the North Pole. (KEYSTONE/SCIENCE PHOTO LIBRARY/LIBRARY OF CONGRESS/SCIENCE PHOTO LIBRARY)