The Middle Devonian of Ohio 
By: By Clinton Raymond Stauffer.
Publisher: The Springfield publishing co.
Published: 1909
Place of publication: Springfield, O
Language: eng
Number of pages: 204
Subjects: Geology -- Ohio.; Geology, Stratigraphic -- Devonian.
Notes: Thesis (PH. D.)--University of Chicago, 1909.
Published also as Bulletin no. 10. Geological survey of Ohio.