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81by Ponce, David A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1995
Government Document Book -
82Published 1996“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Government Document Book -
83by Carr, Wilfred James, 1926-“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1995
Government Document Microform Book -
84by Nelson, Philip H.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 1996
Government Document Microform Book -
85by Graves, Robert P.“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1997
Government Document Book -
86by Sikora, Robert F.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
Government Document Book -
87by O'Brien, Grady M.“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1997
Government Document Book -
88by Wood, David B.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1996
Government Document Book -
89by Glancy, Patrick A.“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1994
Government Document Book -
90by Blout, Daniel O.“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1994
Government Document Book -
91by Reiner, Steven R.“...U.S. Dept. of the Interior, U.S Geological Survey ;...”
Published 1995
Government Document Book -
92by Robie, Leanne S.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1995
Government Document Book -
93Published 1998“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Government Document Book -
94by Flint, Lorraine E.“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1998
Government Document Book -
95by Faunt, Claudia C.“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1997
Government Document Book -
96Published 1997“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Book -
97by Ciesnik, Marek S.“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1995
Government Document Book -
98Published 1996“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Government Document Book -
99by Cardenas-Garcia, Jaime Fernando“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1996
Government Document Book -
100by Savard, Charles S.“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1996
Government Document Book