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1by Liszewski, Michael J.“...U.S. Geological Survey ;...”
Published 1992
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2by Reed, Michael F.“...U.S. Geological Survey ;...”
Published 1994
Government Document Microform Book -
3by Knobel, LeRoy L.“...U.S. Geological Survey ;...”
Published 1995
Government Document Microform Book -
4Published 1998“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Book -
5by Bartholomay, Roy C.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1997
Government Document Microform Book -
6Published 1991“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Book -
7by Stone, M. A. J.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
Government Document Book -
8by Bartholomay, Roy C.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
Government Document Book -
9by Mann, Larry J.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1994
Government Document Book -
10by Shakofsky, Stephanie“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1995
Government Document Book -
11by Liszewski, Michael J.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1997
Government Document Book -
12by Williams, Linda M.“...U.S. Department of the Interior, U.S. Geological Survey ;...”
Published 1997
Government Document Book -
13by Berenbrock, Charles“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1997
Government Document Book -
14by Knobel, LeRoy L.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1997
Government Document Book -
15by Berenbrock, Charles“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
Government Document Book -
16Published 1998“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Book -
17by Orr, Brennon R.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1999
Government Document Book -
18by Pittman, John R.“...Dept. of the Interior, U.S. Geological Survey :...”
Published 1989
Government Document Microform Book