GEOLOGY OF THE CENTRAL COPPER RIVER REGION, ALASKA; UNITED STATES GEOLOGICAL SURVEY PROFESSIONAL PAPER NO. 41
Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1905. First edition. first printing. Printed wrappers. 4to. 139 pages with numerous photographs, tables, diagrams, index and bound in foldout color map, plus three large folded color topographic maps in the rear pocket. Describes formations, copper, gold and other minerals. Bound in..... More