Annual Report of the Nonmetals Division, Fiscal Year 1939 Oliver Caldwell Ralston Published: 1939 Total Pages: 46 Get eBook
Report of the Nonmetals Division, Fiscal Year 1941 Oliver Caldwell Ralston Published: 1941 Total Pages: 64 Get eBook
Bibliography of Bureau of Mines Investigations of Coal and Its Products Arno Carl Fieldner Published: 1942 Total Pages: 52 Get eBook
Technical Paper - Bureau of Mines United States. Bureau of Mines Published: Total Pages: 1212 Get eBook
Studies on the Flotation of Spodumene from the Edison Mine, Keystone, S.D. Gerald A. Munson Published: 1946 Total Pages: 14 Get eBook