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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Martin, Lawrence J. - Wyoming. Department of Environmental Quality. - United States. Office of Surface Mining Reclamation and Enforcement. - Geological Survey (U.S.)
    Publication info: Cheyenne, Wyo, Dept. of the Interior, U.S. Geological Survey, 1988
    Holding Institution: University Library, University of Illinois Urbana Champaign