1989. A diagram of geology of the state of Nebraska. LPS Natural Resource District.
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.
1895. Chicago Sanitary District. Engineering Dept. Prepared by the Engineering Department of the Sanitary District of Chicago. Blueprint. Printed on 2 sheets, joined. Signed "Dr. James B. Angell, c...