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By: Library of Congress. Congressional Research Service. - Mielke, James E. - United States. Congress. Senate. Committee on Interior and Insular Affairs. - United States. Congress. Senate. Committee on Interior and Insular Affairs.Edition:Publication info: Washington, U.S. Govt. Print. Off, 1975Volume:Series:Holding Institution: MBLWHOI LibrarySubjects: Manganese mines and mining, Submarine Manganese nodulesBHL Collections: