Bibliography of Virginia Geology and Mineral Resources, 1941-1949 Frank B. Hoffer Published: 1968 Total Pages: 58 Get eBook
Bibliography of Virginia Geology and Mineral Resources--1950-1959 Frank B. Hoffer Published: 1972 Total Pages: 103 Get eBook
Bibliography of Virginia Geology and Mineral Resources, 1960-1969 Frank B. Hoffer Published: 1977 Total Pages: 82 Get eBook
Bibliography of Virginia Geology and Mineral Resources, 1970-1979 Frank B. Hoffer Published: 1992 Total Pages: 166 Get eBook
Bibliography of Virginia Geology and Mineral Resources, 1970-1979 F. B. Hoffer Published: Total Pages: 68 Get eBook
Bibliography of Published Measured Sections West of the Blue Ridge in Virginia Frank B. Hoffer Published: 1972 Total Pages: 374 Get eBook
A Bibliography of Works Upon the Geology and Natural Resources of West Virginia, from 1764 to 1901 Samuel Boardman Brown Published: 1901 Total Pages: 106 Get eBook
