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541by Jenkins, Kurt Jeffrey“...U.S. Dept. of the Interior, U.S. Geological Survey ; [USGS Forest and Rangleland Ecosystem Science...”
Published 2003
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Government Document Book -
542by Waitt, Richard B.“...Dept. of the Interior, Geological Survey ; Can be purchased from U.S. Geological Survey Earth...”
Published 1995
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Government Document Microform Book