Middle Devonian formations in the subsurface of northwestern Ohio
By: by A. Janssens.
Series: Ohio. Division of Geological Survey. Report of investigations,; no. 78; Report of investigations (Ohio. Division of Geological Survey) ;; no. 78.
Publisher: Division of Geological Survey
Published: 1970
Place of publication: Columbus, Ohio
Language: eng
Number of pages: 22
Subjects: Geology, Stratigraphic -- Devonian.; Geology -- Ohio.; Formations (Geology) -- Ohio.
Notes: Bibliography: p. 17-18.