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