000 | nam a22 7a 4500 | ||
---|---|---|---|
999 |
_c3807 _d3807 |
||
003 | Biblioteca-INTEMIN | ||
005 | 20180531134317.0 | ||
008 | 180531b xxu||||| |||| 00| 0 eng d | ||
080 | _a622.861 | ||
110 |
_aU.S. Bureau of mines.Division of Mining Information Systems Health and Safety Analysis Center _98048 |
||
245 |
_aInjury experience in stone mining, 1978 _cU.S. Bureau of mines.Division of Mining Information Systems Health and Safety Analysis Center |
||
260 |
_aWashington _bDepartment of labor _c1979 |
||
650 |
_aMINERIA _965 |
||
650 |
_aLESIONES EN LA MINA _98051 |
||
650 |
_aCANTERAS _95128 |
||
942 | _cBK |