Stratigraphic framework of Cambrian and Ordovician rocks in the central Appalachian Basin from Lake County, Ohio, to Juniata County, Pennsylvania

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 verson 1.0 /
Series: Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-2200.
Subjects:
Online Access: http://purl.access.gpo.gov/GPO/LPS59659
http://pubs.usgs.gov/imap/i-2200/