Preliminary geologic map of the Townsend 30' x 60' quadrangle, Montana /

Bibliographic Details
Main Author:	Reynolds, Mitchell W.
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Brandt, Ted R., 1954-
Format:	Government Document Map
Language:	English
Published:	Denver, Colo. : U.S. Geological Survey, 2006.
Edition:	Version 1.0.
Series:	U.S. Geological Survey open-file report ; 2006-1138.
Subjects:	Geology > Montana > Maps.
Online Access:	https://purl.fdlp.gov/GPO/LPS85912

Description
Item Description:	Title from HTML index page (viewed on Aug. 3, 2006). Includes location map and index to adjoining quadrangles. Electronic resource.
Physical Description:	1 map : digital, PDF file.
Format:	Mode of access: Internet from the USGS web site. Address as of 9/12/07: http://pubs.usgs.gov/of/2006/1138/downloads/pdf/OFR-2006-1138m̲ap.pdf; current access via PURL. System requirements: PC with Internet access and ability to handle files in Adobe Portable Document Format (pdf), file decompression software to access zip-compressed files, and, for GIS work, ability to handle ArcInfo export and ArcView shape files.
Bibliography:	Includes bibliographical references.