Thickness, percent sand, and configuration of shallow hydrogeologic units in the Powder River Basin, Montana and Wyoming /

Bibliographic Details
Main Author: Lewis, Barney D.
Corporate Authors: Geological Survey (U.S.), Montana Bureau of Mines and Geology, United States. Bureau of Land Management
Other Authors: Hotchkiss, W. R.
Format: Government Document Map
Language:English
Published: Reston, Va. : The Survey, 1981.
Series:Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-1317.
Subjects:

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