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1by Groschen, G. E.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1996
Government Document Book -
2by Clark, Allen K.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1997
Government Document Book -
3by Groschen, G. E.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1997
Government Document Book -
4by Taylor, R. Lynn“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1995
Government Document Book -
5by Clark, Allan K.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2000
Government Document Book -
6by Ockerman, Darwin J.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2002
Government Document Book -
7by Clark, Amy R. (Amy Richter), 1961-“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2003
Government Document Book -
8by Ockerman, Darwin J.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2003
Government Document Book -
9by Clark, Allan K.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2006
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