Stratigraphic framework of Cambrian and Ordovician rocks in the central Appalachian Basin from Richland County, Ohio to Rockingham County, Virginia

Main Author: Ryder, Robert T.
Other Authors: Crangle, Robert D., Jr., Geological Survey (U.S.)
Format: Electronic
Language: English
Published: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2002.
Physical Description: 1 online resource (1 section) : color.
Edition: Online version 1.0 /
Series: Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-2264.
Subjects:
Online Access: http://purl.access.gpo.gov/GPO/LPS59660
http://pubs.usgs.gov/imap/i-2264/