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National Geologic Map Database

General Information

  • Title: Ordovician clastic sedimentary rocks in Pennsylvania
  • Author(s): Willard, Bradford
  • Publishing Organization: Geological Society of America
  • Series and Number: Bulletin v. 54 no. 8 [p. 1067-1122]
  • Publication Date: 1943
  • Map Scale: 1:2,837,017
  • Cross Section: Yes
  • North Latitude: 41° 13' 41" N (41.2281)
  • South Latitude: 39° 43' 12" N (39.7200)
  • East Longitude: 75° 3' 3" W (-75.0508)
  • West Longitude: 78° 41' 36" W (-78.6934)
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.