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General Information

  • Title: Correlation and geographic extent of some Middle and Upper Devonian and Lower Mississippian black shales in the Appalachian basin
  • Author(s): de Witt, Wallace, Jr., and Roen, J.B.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Bulletin 1605-A [p. A45-A57]
  • Larger Work: Stratigraphic notes, 1984
  • Publication Date: 1985
  • Map Scale: 1:7,500,000
  • Cross Section: None
  • North Latitude: 44° 0' 0" N (44.0000)
  • South Latitude: 35° 0' 0" N (35.0000)
  • East Longitude: 73° 45' 0" W (-73.7500)
  • West Longitude: 88° 15' 0" W (-88.2500)
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