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Type sections and stratigraphy of the members of the Blackleaf and Marias River Formations (Cretaceous) of the Sweetgrass arch, Montana / by W.A. Cobban [and three others].
- Format:
- Book
- Government document
- Author/Creator:
- Cobban, William A., 1916-2015, author.
- Series:
- Geological Survey professional paper ; 974.
- Geological Survey professional paper ; 974
- Language:
- English
- Subjects (All):
- Geology, Stratigraphic--Nomenclature.
- Geology, Stratigraphic.
- Geology, Stratigraphic--Cretaceous.
- Geology--Montana.
- Geology.
- Geology--Montana--Blackleaf Formation.
- Cretaceous Geologic Period.
- Montana.
- Montana--Blackleaf Formation.
- Genre:
- Online resources.
- Terminology.
- Physical Description:
- 1 online resource (iii, 66 pages) : illustrations, map.
- Distribution:
- Washington : United States Government Printing Office
- Place of Publication:
- Washington : United States Department of the Interior, Geological Survey, 1976.
- Notes:
- Title from title screen (viewed October 6, 2014).
- "A report of a formal subdivision and age assignments of a classic Cretaceous area."
- Also available online in PDF format from the U.S. Geological Survey Warehouse (http://pubs.er.usgs.gov/).
- Includes bibliographical references (pages 61-63) and index.
- Other Format:
- Print version: Cobban, William Aubrey, 1916-. Type sections and stratigraphy of the members of the Blackleaf and Marias River Formations (Cretaceous) of the Sweetgrass arch, Montana
- OCLC:
- 896810426
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