Geology and Mineral Resources of the Hennepin and La Salle Quadrangles.
Urbana: State of Illinois, 1919. 4to. 136 pp. Spine ends and bottom edge of front cover have light wear. Light browning to bottom edge and outer edge of front cover. Very slight wear to corners. Geological survey of an area w/ important agricultural, manufacturing and mining communities in addition to unique geological characteristics. Near Fine Hard Cover (Item ID: 45858)