The Online Books Page

Books by Ernest A. Curth:

Books in the extended shelves:

• Curth, Ernest A.: Causes and prevention of transportation accidents in bituminous coal mines (U.S. Bureau of Mines; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1971) (page images at HathiTrust)
• Curth, Ernest A.: Geologic and ground-control aspects of an experimental shortwall operation in the upper Ohio Valley (U.S. Dept. of the Interior, Bureau of Mines, 1976), also by Noel N. Moebs, Valley Camp Coal Company, and United States Bureau of Mines (page images at HathiTrust)
• Curth, Ernest A.: Longwall roof support technology in the eighties : a state-of-the-art report (U.S. Dept. of the Interior, Bureau of Mines, 1986), also by Jeffrey M. Listak (page images at HathiTrust)
• Curth, Ernest A.: Longwall roof support technology in the eighties : a state-of-the-art report (U.S. Dept. of the Interior, Bureau of Mines, 1986), also by Jeffrey M. Listak (page images at HathiTrust)
• Curth, Ernest A.: Relative pressure changes in coal pillars during extraction : a progress report (U.S. Dept. of the Interior, Bureau of Mines, 1967) (page images at HathiTrust)
• Curth, Ernest A.: Remedial and strata replacement techniques on longwall faces : a report on the state of the art (U.S. Dept. of the Interior, Bureau of Mines, 1985), also by Robert S. Dalzell (page images at HathiTrust)
• Curth, Ernest A.: Remedial and strata replacement techniques on longwall faces : a report on the state of the art (U.S. Dept. of the Interior, Bureau of Mines, 1985), also by Robert S. Dalzell (page images at HathiTrust)
• Curth, Ernest A.: Safety aspects of longwall mining in the Illinois coal basin (Dept. of the Interior, Bureau of Mines, 1978), also by United States Bureau of Mines (page images at HathiTrust)

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