Economic Geology of the Georgetown Quadrangle (Together with the Empire District) Colorado.
Washington, D.C.: Government Printing Office, 1908. 422 pp. 4to. Paperback. Full title: "Economic Geology of the Georgetown Quadrangle (Together with the Empire District) Colorado." Browned, scuffed, lightly soiled. Edgeworn w/ many little tears/chips. Spine heavily bumped/creased with several lg chips, browned. Rear cover crased. Rear cover and tattered rear envelope detached but laid in, along with folding maps. Illustrated with many other folding plates/maps. Professional Paper 63. Fair Paperback (Item ID: 144818)