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Some linguloid shells from the late Devonian and early carboniferous rocks of Pennsylvania and Ohio /

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Bibliographic Details
Main Author: Girty, George Herbert, 1869-1939 (Author)
Format: Government Document eBook
Language:English
Published: Washington : United States Department of the Interior, Geological Survey, 1939.
Series:Professional paper (Geological Survey (U.S.)) ; no. 193-C.
Shorter contributions to general geology ; 1938-39.
Subjects:
Fossils > Pennsylvania.
Fossils > Ohio.
Rocks > Pennsylvania.
Rocks > Ohio.
Geology > Pennsylvania.
Geology > Ohio.
Geology.
Rocks.
Ohio.
Pennsylvania.
Online Access:https://purl.fdlp.gov/GPO/gpo80166
Description
Item Description:Title from title screen (viewed September 22, 2014).
Physical Description:1 online resource (27 unnumbered pages) : illustrations.
Bibliography:Includes bibliographical references and index.