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By: Hovorka, Dirk S. - Patterson, Charles G. - Toth, Margo I. - Geological Survey (U.S.) - United States. Bureau of Land Management.Edition:Publication info: [Reston, Va.?], U.S. Department of the Interior, Bureau of Land Management, 1983Volume:Series:Holding Institution: Bureau of Land ManagementSubjects:BHL Collections: