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Age of the Bedford Shale, Berea Sandstone, and Sunbury Shale in the Appalachian and Michigan basins, Pennsylvania, Ohio, and Michigan / by Wallace De Witt, Jr.

Record details

  • Physical Description: 1 online resource (iii, 11 pages) : illustrations.
  • Publisher: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1970.
  • Distributor: Washington : United States Government Printing Office

Content descriptions

General Note: Title from title screen (viewed September 15, 2014).
Bibliography, etc. Note: Includes bibliographical references ( pages 10-11).
Subject: Sandstone > Appalachian Basin.
Sandstone > Michigan Basin (Mich. and Ont.)
Sandstone > Michigan.
Sandstone > Ohio.
Sandstone > Pennsylvania.
Shale > Michigan.
Shale > Ohio.
Shale > Pennsylvania.
Shale > Michigan Basin (Mich. and Ont.)
Shale > Appalachian Basin.

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