1853. Lewis, I. T. (John Theophilus). The geographical features taken from Colton's map of the United States.;Entered according to Act of Congress in the year 1853 by E. Gest in the Dis... [Cincinnati] : E. Gest (Cincinnati : Klauprech & Menzel).
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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.
1977. White, George W. 1903-1985. by George W. White. Includes bibliography. Ohio Docs no.: ONR 84.19:101. Ohio. Division of Geological Survey.
2001. Ohio. Division of Geological Survey. Scale approximately 1:2,000,000. Text on verso: Glacial deposits of Ohio. "Publication date: 7/01"--Verso. Ohio. Division of Geological Survey.
1991. Walker, Alfred C. Scale approximately 1:63,000. by Alfred C. Walker ; Xiaoning Jiang, cartographer.
1989. Sugar, David J. Scale approximately 1:63,000. by David J. Sugar ; Diane Hamilton, cartographer. "Total copies printed: 500.".
1986. Schmidt, James J. Relief shown by contours and spot heights. by James J. Schmidt ; cartography, David S. Orr. Scale 1:62,500 "Total copies printed: 500." Includes lo... Ohio. Department of Natural Resources.
1979. Crowell, Katie. Relief shown by contours and spot heights. Scale approximately 1:63,000. by Katie Crowell ; cartography, Craig A. Schottenstein. Includes location ... Ohio. Division of Water.
1985. Schmidt, James J. by James J. Schmidt. Relief shown by contours and spot heights. Scale 1:62,500 Includes location map. "Total copies printed: 500.". Ohio. Department of Natural Resources.