Geologic and ground-control aspects of an experimental shortwall operation in the upper Ohio Valley / by Noel N. Moebs and Ernest A. Curth ; Pittsburgh Mining and Safety Research Center.

Author/creator Moebs, Noel N.
Other author Curth, Ernest A. author.
Other author United States. Bureau of Mines.
Other author Valley Camp Coal Company.
Format Book
Publication Info[Washington] : U.S. Dept. of the Interior, Bureau of Mines, [1976]
Description[3], 30 p. : ill. ; 27 cm.
Subjects

SeriesReport of investigations - Bureau of Mines ; 8112
Report of investigations (United States. Bureau of Mines) 8112. ^A429518
General noteBased on work done in cooperation with the Valley Camp Coal Co., Triadelphia, W. Va.
Bibliography noteBibliography: p. 27.
Other titleShortwall operations.
GPO item number637-A
Govt. docs number I 28.23:8112

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