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General Information

  • Title: Geologic reconnaissance map of the Bear Mountain and Oakbrush Ridge quadrangles, Hinsdale and Archuleta Counties, Colorado
  • Author(s): Hail, W.J.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Open-File Report OF-71-141
  • Publication Date: 1971
  • Map Scale: 1:48,000
  • Cross Section: None
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.