Preliminary geological map of the Yellowstone National Park

Preliminary Geological Map of the Yellowstone National Park. Department of the Interior, U.S. Geological and Geographical Survey of the Territories ; F.V. Hayden, U.S. Geologist in Charge ; W.H. Holmes, Geological Assistant ; Primary Triangulation by A.D. Wilson ; Secondary Triangulation and Topography by Henry Gannett. Surveyed in 1878. Julius Bien, Lith.

U.S. Geological and Geographical Survey of the Territories

1878

1878

Department of the Interior, U.S. Geological and Geographical Survey of the Territories

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