Geologic and ground-control aspects of an experimental shortwall operation in the upper Ohio Valley /
| Main Authors: | , |
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| Corporate Authors: | , |
| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington] :
U.S. Dept. of the Interior, Bureau of Mines,
[1976]
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| Series: | Report of investigations (United States. Bureau of Mines) ;
8112. |
| Subjects: |
| Item Description: | Based on work done in cooperation with the Valley Camp Coal Co., Triadelphia, W. Va. |
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| Physical Description: | 3 unnumbered pages, 30 pages : illustrations ; 27 cm. |
| Bibliography: | Bibliography: page 27. |