National Geologic Map Database
General Information
- Title: Preliminary geologic map of the Great Falls - Browns Lake area, northwestern Montana
- Author(s): Mudge, M.R.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Open-File Report OF-68-193
- Publication Date: 1968
- Map Scale: 1:250,000
- Cross Section: None
- North Latitude: 48° 0' 0" N (48.0000)
- South Latitude: 46° 30' 0" N (46.5000)
- East Longitude: 111° 0' 0" W (-111.0000)
- West Longitude: 113° 30' 0" W (-113.5000)
- Corrections to this entry?
* See base map disclaimer below.
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- For more information, please contact:
- U.S. Geological Survey
- USGS Information Services
- Box 25286
- Denver, CO 80225
- Phone: (303) 202-4700 or 1-888-ASK-USGS
- Fax: (303) 202-4710
* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.