Isachsen Mountain
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Isachsen Mountain (mountain rising to 3,425 m, standing 4 miles (6 km) southeast of Mount Bergersen in the Sor Rondane Mountains. Mapped by Norwegian cartographers in 1957 from air photos taken by U.S. Navy Operation Highjump, 1946-47, and named for Maj. Gunnar Isachsen, leader with Captain Hjalmar Riiser-Larsen of the Norwegian expedition 1930-31.
) is a largeThis article incorporates text from Isachsen Mountain, in the Geographic Names Information System, operated by the United States Geological Survey, and therefore a public domain work of the United States Government.