Strategic minerals : a summary of uses, world output, stockpiles, procurement / John B. DeMille. De Mille, John B., 1900- Mines and mineral resources. Strategic materials. TN153 .D43 549.1 DES "Selected references" at end of each chapter. Bibliography; p. 27-29. New York ; London : McGraw-Hill book company, inc., c1947. c1947. 1947 Text vii 626 p. : eng