"Manganese." . . "UDC." . . . . . . . . "Manganese deposits of the United States, with sections on foreign deposits, chemistry and uses"@en . "Manganese deposits of the United States. With sections on foreign deposits, chemistry, and uses. [With illustrations and a map.]"@en . . "Manganese deposits of the United States : with sections on foreign deposits, chemistry, and uses"@en . "Manganese deposits of the United States : with sections on foreign deposits, chemistry, and uses" . . "Manganese deposits of the United States, with sections on foreign deposits, chemistry, and uses, by Edmund Cecil Harder" . "Manganese deposits of the United States with sections on foreign deposits, chemistry, and uses"@en . . "Manganese deposits of the United States with sections on foreign deposits, chemistry, and uses" . . . "Manganese deposits of the United States : with sections on foreign deposits, chemistry and uses" . . . . . . . . . . "Geological Survey (U.S.)," . . . .