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1by Lusby, Gregg C.“...Dept. of the Interior, Geological Survey ;...”
Published 1979
Government Document Book -
2by Lusby, Gregg C.“...Dept. of the Interior, Geological Survey ;...”
Published 1979
Government Document Book -
3by Lines, Gregory C.“...Dept. of the Interior, Geological Survey ;...”
Published 1979
Government Document Book -
4by Lee, Roger W.“...Dept. of the Interior, Geological Survey ;...”
Published 1980
Government Document Book -
5by Slagle, Steven E.“...Dept. of the Interior, Geological Survey ;...”
Published 1980
Government Document Book -
6by Slagle, Steven E.“...Dept. of the Interior, Geological Survey ;...”
Published 1985
Government Document Book -
7Published 1986“...Dept, of the Interior, Geological Survey ;...”
Government Document Book -
8by Reddy, Michael M.“...Dept. of the Interior, Geological Survey,...”
Published 1987
Government Document Microform Book -
9by Lee, Roger W.“...U.S. Dept. of the Interior, Geological Survey ;...”
Published 1981
Government Document Book -
10by Lines, Gregory C.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1981
Government Document Book -
11Published 1981“...U.S. Dept. of the Interior, Geological Survey,...”
Government Document Book -
12by Slater, Richard A.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1981
Government Document Book -
13Published 1981“...U.S. Dept. of the Interior, Geological Survey :...”
Government Document Book -
14by Slater, Richard A.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1981
Government Document Book -
15by Moody, John A. (John Alexander), 1944-“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1980
Government Document Book -
16by Cary, Lawrence E.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1981
Government Document Book -
17by Woods, Paul F.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1981
Government Document Book -
18Published 1981“...U.S. Dept. of the Interior, Geological Survey,...”
Government Document Book -
19by Emerson, Douglas G.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1981
Government Document Book -
20by Booth, James S.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1981
Government Document Book