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Title Earthquake hazard map of the Henrys Lake quadrangle, Idaho and Montana, by Irving J. Witkind.
Imprint Washington, D.C. U.S. Geological Survey, 1972.


 Maps  I 19.91:I-781-E    AVAILABLE
Description 1 map : col. ; 45 x 32 cm., folded in envelope 30 x 24 cm.
Series Geological Survey (U.S.)., [Miscellaneous geologic investigations] ; map I-781-E.
Miscellaneous geologic investigations ; map I-781-E.
Note Relief shown by contours and spot heights.
Contour interval 80 feet.
Includes location map and text.
Bibliog. Includes bibliographical reference.
Subject Earthquakes -- Idaho -- Henrys Lake Region -- Maps.
Earthquakes -- Idaho -- Fremont County -- Maps.
Earthquakes -- Montana -- Beaverhead County -- Maps.
Earthquakes -- Montana -- Gallatin County -- Maps.
Other Author Geological Survey (U.S.)
Other Title Henrys Lake quadrangle, Idaho-Montana.