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General Information

  • Title: The Nebraska Geological Survey and the "Valentine problem"
  • Author(s): Lugn, A.L.
  • Publishing Organization: American Journal of Science
  • Series and Number: American Journal of Science, 5th Series v. 36, no. 213 [p. 220-227]
  • Publication Date: 1938
  • Cross Section: None
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.