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1by Wagner, R. J.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 1996
Government Document Book -
2by Ebbert, J. C.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2002
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3by Ebbert, J. C.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2003
Government Document Book -
4by Ebbert, J. C.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2003
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5by Ebbert, J. C.“...U.S. Dept. of the Interior, U.S. Geological Survey ; U.S. Dept. of Agriculture, Natural Resources...”
Published 1998
Government Document Book -
6Published 2000“...U.S. Dept. of the Interior, U.S. Geological Survey ; Free on application to the USGS Information...”
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Government Document Book