Devonian shales of Ohio and their eastern equivalents
By: by Joseph Francis Schwietering
Published: 1981
Language: eng
Format: Microform
Number of pages: 79
Subjects: Shale -- Ohio; Geology, Stratigraphic -- Devonian
Notes: Vita

Microfilm of typescript. Ann Arbor, Mich. : University Microfilms International, 1981. -- 1 reel ; 35 mm

Thesis (Ph.D.)--Ohio State University, 1970

Bibliography: leaves 70-79