Protective structures for low-coal shuttle car operator / by John R. Bartels, August J. Kwitowski, and William D. Mayercheck.
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Other Authors: | , |
Format: | Government Document Book |
Language: | English |
Published: |
Pittsburgh, Pa. :
U.S. Dept. of the Interior, Bureau of Mines,
1987.
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Series: | Report of investigations (United States. Bureau of Mines) ;
9143. |
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