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General Information

  • Title: Depositional history of Jurassic rocks in the area of the Powder River basin, northeastern Wyoming and southeastern Montana
  • Author(s): Johnson, E.A.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Bulletin 1917-J [p. J1-J38]
  • Larger Work: Evolution of sedimentary basins; Powder River basin
  • Publication Date: 1992
  • Map Scale: 1:3,232,643
  • Cross Section: None
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.