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41by Blodgett, J. C.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1992
Government Document Book -
42by Southard, Rodney E.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1992
Government Document Book -
43by Mitton, Gregory B.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1991
Government Document Microform Book -
44by Morton, Robert B.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1992
Government Document Book -
45by Rebich, Richard A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
Government Document Book -
46by Bales, Jerad“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
Government Document Microform Book -
47by Berkas, Wayne R.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1995
Government Document Book -
48by Rebich, Richard A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1995
Government Document Book -
49by Spechler, R. M.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1995
Government Document Book -
50by Chafin, Daniel T.“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1996
Government Document Book -
51by Harper, R. W.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1994
Government Document Microform Book -
52by Buchanan, Paul A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1996
Government Document Microform Book -
53by Payne, G. A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1995
Government Document Book -
54by Robertson, J. F.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1996
Government Document Book -
55by Griffin, Michael S.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 1996
Government Document Book -
56by Tanner, D. Q.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1996
Government Document Microform Book -
57by Mugel, Douglas N.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1997
Government Document Book -
58by Buchanan, Paul A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1995
Government Document Book -
59by Runner, Michael S.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
Government Document Microform Book -
60by Buchanan, Paul A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1999
Government Document Microform Book