| 000 | 00661cam a22002654a 4500 | ||
|---|---|---|---|
| 001 | 37252 | ||
| 003 | AR-SsjUBGM | ||
| 005 | 20251206162924.0 | ||
| 008 | 250720s1926 xxu 000 0 eng d | ||
| 040 |
_aAR-SsjUBGM _cAR-SsjUBGM |
||
| 041 | 0 | _aeng | |
| 044 | _axxu | ||
| 080 | _a622.4 | ||
| 100 | 1 |
_aWeeks, Walter S. _941162 |
|
| 245 | 1 | 0 | _aVentilation of mines. |
| 260 |
_aNew York : _bMcGraw-Hill, _c1926. |
||
| 300 |
_a228 p. : _bil. ; _c23 cm |
||
| 650 | 4 | _aMinería | |
| 650 | 4 | _aMina | |
| 650 | 4 | _aVentilación | |
| 653 | 0 | _aVentilación de minas | |
| 655 | 4 |
_aLibro _914 |
|
| 942 |
_cLB _2cdu |
||
| 945 |
_aidgym _d2004-10-01 |
||
| 999 |
_c37252 _d37252 |
||