Technical Paper - Bureau of Mines United States. Bureau of Mines Published: Total Pages: 1212 Get eBook
Technical Paper - Bureau of Mines United States. Bureau of Mines Published: 1911 Total Pages: 0 Get eBook
Annual Report of the Director of the Bureau of Mines to the Secretary of the Interior for the Fiscal Year Ended ... United States. Bureau of Mines Published: 1915 Total Pages: 124 Get eBook
Technical Paper University of Utah. Dept. of Mining and Metallurgical Research Published: 1928 Total Pages: 398 Get eBook