The Cliff Mine and Its Methods of Operations Carl R. Redner Published: 1985 Total Pages: 62 Get eBook
Mining Methods and Practice in the Michigan Copper Mines Walter Richard Crane Published: 1929 Total Pages: 210 Get eBook
Construction and Operation of the Bureau of Mines Experimental Oil-shale Plant, 1925-1927 Martin Joseph Gavin Published: 1930 Total Pages: 178 Get eBook
Message from the President of the United States to the Two Houses of Congress at the Commencement of the ... Session of the ... Congress, with Reports of the Heads of Departments and Selections from Accompanying Documents United States. President Published: 1849 Total Pages: 892 Get eBook
Professional Paper - United States Geological Survey Geological Survey (U.S.) Published: 1929 Total Pages: 288 Get eBook
