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General Information

  • Title: Preliminary geology map and sections of the Hogan 4 Northeast quadrangle, Lewis and Clark and Cascade Counties, Montana
  • Author(s): Schmidt, R.G., Swanson, D.A., and Zubovic, Peter
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Miscellaneous Geologic Investigations Map I-409
  • Publication Date: 1964
  • Map Scale: 1:24,000
  • Cross Section: Yes
  • North Latitude: 47° 15' 0" N (47.2500)
  • South Latitude: 47° 7' 30" N (47.1250)
  • East Longitude: 112° 0' 0" W (-112.0000)
  • West Longitude: 112° 7' 30" W (-112.1250)
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.