The elevations of certain datum-points on the Great Lakes and rivers and in the Rocky Mountains:
Publication Info:
Ann Arbor, Michigan: University of Michigan Library 2005
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Print source:
The elevations of certain datum-points on the Great Lakes and rivers and in the Rocky Mountains: Gardner, James T. (James Terry), 1842-1912., Geological and Geographical Survey of the Territories (U.S.) Washington: Gov't print. off., 1875.