Underground test results of a laser-based tram control system for a continuous miner [microform] / by Donna Lynne Anderson.
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| Format: | Government Document Microfilm Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of the Interior, Bureau of Mines,
1992.
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| Series: | Report of investigations (United States. Bureau of Mines) ;
9440. |
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