Map showing relative ease of excavation of geologic units in the Henrys Lake quadrangle, Idaho and Montana [cartographic material] Yale Public content

Author:
Publisher:
U.S. Geological Survey
Subject:
Soils
Excavation
Spatial Coverage:
Idaho, Fremont County, Montana, Madison County, Beaverhead County, and Gallatin County
Language:
English
Year:
1972
Date Issued:
2013-04-04T19:50:23Z
Date Modified:
2013-04-10T17:34:27Z
Library Catalog Record:
https://search.library.yale.edu/catalog/11326374
Digital Collections Record:
No Digital Collections record

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