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You searched for: geology Remove constraint geology Resource Type Geological cross-sections Remove constraint Resource Type: Geological cross-sections Provider University of Michigan Remove constraint Provider: University of Michigan

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Geological Map of Ohio Maps maps university-of-michigan

1872. Walling, Henry Francis, 1825-1888., Gray, O. W. (Ormando Wyllis), 1829-1912., Stedman, Brown & Lyon., David Rumsey Collection., and Cartography Associates. 1 map : hand col. ; 36 x 26 cm. Includes "Section through northern Ohio," "Section from Cincinnati to Marietta," and explanation of colors.