Bibliography of Virginia Geology and Mineral Resources, 1970-1979 Frank B. Hoffer Published: 1992 Total Pages: 166 Get eBook
Bibliography and Index of the Geology and Mineral Resources of Washington, 1963-1980 Connie Manson Published: 1983 Total Pages: 416 Get eBook
Water-resources Investigations of the U.S. Geological Survey in New Mexico Geological Survey (U.S.). Water Resources Division. New Mexico District Published: 1980 Total Pages: 84 Get eBook
