000 | nam a22 7a 4500 | ||
---|---|---|---|
999 |
_c4079 _d4079 |
||
003 | Biblioteca de INTEMING | ||
005 | 20180605195722.0 | ||
007 | ingles | ||
008 | 180605b xxu||||| |||| 00| 0 eng d | ||
041 | _aingles | ||
080 | _a622 : 549 (797) (047) | ||
110 |
_aU.S. Bureau of mines. _952 |
||
245 |
_aRingelmann smoke chart _cU.S. Bureau of mines. |
||
250 | _aIC 8333 | ||
260 |
_aWashington _bBureau of mines _c1967 |
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650 |
_aCUADRO _98339 |
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650 |
_aMINERALOGIA _93338 |
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650 |
_aMINERIA _965 |
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650 |
_aHUMO _92840 |
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942 |
_2udc _cBK |