Arnold Hague (1840 - 1917)

Arnold Hague (December 3, 1840 – May 14, 1917) was a United States geologist who did many geological surveys in the U.S., of which the best known was that for Yellowstone National Park. He also had assignments in China and Guatemala. He became a member of the U. S. Geological Survey in 1879 when it was first organized.