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Geologic map of the Pretty Prairie quadrangle, Lewis and Clark County, Montana
- Author / Creator
- Available as
- Physical
Details
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- Creator
- by Melville R. Mudge ; Department of the Interior, United States Geological Survey
- Format
- Maps, Atlases
- Language
- English
- Contributors
- Publication
-
- Washington, D.C. : The Survey, 1966
- Physical Details
-
- 1 map : color ; 58 x 39 cm., on sheet 81 x 109 cm., folded to 21 x 28 cm., in envelope 30 x 24 cm
- OCLC
- ocm19089943
- Cartographic Data
-
Scale 1:24,000(W 113⁰00ʹ00ʺ--W 112⁰52ʹ30ʺ/N 47⁰37ʹ30ʺ--N 47⁰30ʹ00ʺ).
- Relief shown by contours and spot heights.
- "Contour interval 40 feet. Datum is mean sea level."
- "Base by U.S. Geological Survey, 1958. Geology by M.R. Mudge, 1960-61, assisted by R.A. Sheppard, 1960, and by Dale Snow, 1961."
- Includes text, 3 col. cross-sections, location map, and index to adjacent quadrangles.
- Location map on envelope.