Guidebook to the Middle Devonian rocks of north-central Ohio.
Publisher: Ohio Geological Society
Published: 1970
Place of publication: [Columbus]
Language: eng
Number of pages: 30
Subjects: Geology, Stratigraphic -- Devonian.; Geology -- Ohio.
Other titles: Middle Devonian rocks of north-central Ohio.
Notes: Published by the Ohio Geological Society for its annual field trip, May 15, 1970.