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| 999 |
_c4542 _d4542 |
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| 001 | 4324008 | ||
| 003 | Biblioteca de INTEMIN | ||
| 005 | 20180710180141.0 | ||
| 008 | 870527s1987 paua b f000 0 eng | ||
| 010 | _a 87600183 | ||
| 040 |
_aDLC _cDLC _dDLC |
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| 050 | 0 | 0 |
_aTN23 _b.U43 no. 9143 _aTN331 |
| 082 | 0 | 0 |
_a622 s _a622/.8 _219 |
| 086 | 0 | _aI 28.23:9143 | |
| 100 | 1 |
_aBartels, John R. _93071 |
|
| 245 | 1 | 0 |
_aProtective structures for low-coal shuttle car operator / _cby John R. Bartels, August J. Kwitowski, and William D. Mayercheck. |
| 260 |
_aPittsburgh, Pa. : _bU.S. Dept. of the Interior, Bureau of Mines, _c1987. |
||
| 300 |
_a22 p. : _bill. ; _c28 cm. |
||
| 490 | 1 |
_aReport of investigations / United States Department of the Interior, Bureau of Mines ; _v9143 |
|
| 504 | _aBibliography: p. 21. | ||
| 650 | 0 |
_aMine haulage _xSafety measures. _98920 |
|
| 650 | 0 |
_aShuttle cars (Mine haulage) _xSafety measures. _98921 |
|
| 650 | 0 |
_aCoal mines and mining _xSafety measures. _9692 |
|
| 700 | 1 |
_aKwitowski, August J. _91018 |
|
| 700 | 1 |
_aMayercheck, William D. _92216 |
|
| 830 | 0 |
_aReport of investigations (United States. Bureau of Mines) ; _v9143. _9793 |
|
| 906 |
_a7 _bcbc _corignew _d1 _encip _f19 _gy-gencatlg |
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| 942 |
_2udc _cCR |
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