Rogers, James Kenneth, 1904- Geology of Highland County / by James K. Rogers. - Columbus, Ohio : Geological Survey of Ohio, 1936. - 148 p. : ill., map ; 25 cm. - Bulletin ; no. 38 . - Bulletin (Geological Survey of Ohio) ; no. 38. . Spine title: Highland County. Includes bibliographical references and index. LCCN: gs 37000203 Subjects--Topical Terms: Geology--Ohio--Highland County. LC Class. No.: QE151 / .A18 no. 38 Gov. Doc. Class. No.: ONR 84.3:38