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.
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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.
1947. White, George W. (George Willard), 1903-1985. compiled by Geo. W. White. Scale approximately 1:56,000. Ohio. Division of Geological Survey.
1947. White, George W. (George Willard), 1903-1985. Scale approximately 1:56,000. compiled by Geo. W. White. Ohio. Division of Geological Survey.
1947. White, George W. (George Willard), 1903-1985. compiled by Geo. W. White. Scale approximately 1:56,000. Ohio. Division of Geological Survey.
1947. Geological Survey of Ohio. Library's c.2 mounted on cloth backing. "Prepared in cooperation with Division of Labor Statistics, Department of Industrial Relations, Divisions o... Ohio. Division of Geological Survey.
1947. Geological Survey of Ohio. Library's c.2 mounted on cloth backing. "Prepared in cooperation with Division of Labor Statistics, Department of Industrial Relations, Divisions o... Ohio. Division of Geological Survey.