National Geologic Map Database
Product Description Page
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Title: A geological reconnaissance in northern Idaho and northwestern Montana with notes on the economic geology
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Author(s): Calkins, F.C., and MacDonald, D.F.
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Publishing Organization: U.S. Geological Survey
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Series and Number: Bulletin 384
- Publication Date: 1909
- Map Scale: 1:1,430,000
- Cross Section: None
- North Latitude: 49° 0' 0" N (49.0000)
- South Latitude: 47° 0' 0" N (47.0000)
- East Longitude: 114° 19' 59" W (-114.3330)
- West Longitude: 117° 1' 59" W (-117.0330)
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.