1909. Bownocker, J. A. 1865-1928. Scale [1:506,880]. Eight miles to one in. Geologic formations shown by colors and symbols. "Based on preceding maps by Newberry and Orton." "A. Hoe... Geological Survey of Ohio.
Search Results
1994. Baranoski, Mark T. compiled by M.T. Baranoski and L.H. Wickstrom. Scale approximately 1:400,000. OSU's copy 1 "Key to references cited on map of Basement Structures i... Ohio. Division of Geological Survey.
1974. Osborne, Robert H. Scale: 1: 24,000. by Robert H. Osborne. Includes marginal and bibliographical references. Ohio. Division of Geological Survey.
1974. Ford, John Philip. Scale: 1:24,000. by John P. Ford. Ohio. Division of Geological Survey.
1972. DeLong, Richard M. by Richard M. DeLong. Scale 1:24,000.
1975. Ohio. Division of Geological Survey. Scale 1:12,000. by Stephen P. Reidel.
1956. Ohio State University. Institute of Geodesy, Photogrammetry and Cartography. Sponsored by the Development Fund, the Graduate School and the Department of Geology. The Anomalies refer to the International Gravity Formula. by ... Ohio. Division of Geological Survey.
1913. Birds's eye view. Title penciled it. Scale drawn in pencil and cannot be distinguished.
1991. Hull, Dennis N. 1948-. Dennis N. Hull, chief compiler. Ohio. Division of Geological Survey.
1984. Hull, Dennis N. by Dennis N. Hull ; cartographic drafting by Leonard M. Guckenheimer and Katherine L. Jennings. Includes location map. Includes bibliography. Ohio. Division of Geological Survey.
2001. "Publication date: 11/2001." Cross section color-coded for geologic time period represented within the geologic layers. Includes notes, color cross... Ohio. Department of Natural Resources.
1965. Pfannehecker, D. Includes color cross section. D. Pfannehecker. Scale 1:2,250,000. Ohio. Division of Geological Survey.
1958. Sturgeon, Myron Thomas, 1908-. geology by Myron T. Sturgeon and Associates ; geologic map compiled by Gilbert E. Smith and others ; drafting by Harold J. Flint. Scale 1:625,000. ... Ohio. Division of Geological Survey.
1948. Lamborn, Raymond E. 1890-. by Raymond E. Lamborn. "Base from topographic maps of U.S. Geological Survey." Relief shown by contours and spot heights. Scale 1:62,500. Ohio. Division of Geological Survey.
1947. White, George W. (George Willard), 1903-1985. "Base from topographic maps of U.S. Geological Survey." by George W. White. Relief shown by contours and spot heights. Scale 1:62,500.
1947. Bownocker, J. A. 1865-1928. "First printing 1920, reprinted 1929. Reprinted 1947 with revision of glacial boundary by G.W. White and with changes in base map." compiled by J.A... Ohio. Division of Geological Survey.
1920. Bownocker, J. A. 1865-1928. J.A. Bownocker, state geologist ; revisions of the geology of Ohio shown on this map are the work of J.A. Bownocker, W.G. Burroughs [etc.] ... W.D.... Geological survey of Ohio.
1948. Flint, Norman K. 1921-. Scale 1:62,500 "Base from U.S. Geological Survey topographic maps." Relief shown by contours and spot heights. by Norman K. Flint ; Geological Surv... Ohio. Division of Geological Survey.
1980. Scale approximately 1:2,000,000. "Adapted from glacial map of Ohio, U.S. Geological Survey Miscellaneous geologic investigations, Map I-316." Title...
1977. White, George W. (George Willard), 1903-1985. Includes bibliography. Ohio Docs no.: ONR 84.19:101. by George W. White. Ohio. Division of Geological Survey.