Examination of design and operation practices for longwall shields / by Thomas M. Barczak.
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of the Interior, Bureau of Mines,
1992.
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| Series: | Information circular (United States. Bureau of Mines) ;
9320. |
| Subjects: |
Internet
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| Call Number: |
TN295 .U4 no. 9320 TN288
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| TN295 .U4 no. 9320 TN288 | Available Place a Hold |