Structure of Parts of Northeastern Williamson and Western Saline Counties.
Urbana: State of Illinois, 1925. 8vo. 20 pp. Soiling, stamp near top edge of cover, browning near edges, light crease down center of covers. Pages have damp wrinkling, some pages stuck together. State Geological Survey, Report of Investigations - No. 2. With folded plates in rear envelope. Very Good Booklet (Item ID: 48783)