| 000 | 00406nam a22001457a 4500 | ||
|---|---|---|---|
| 008 | 230619b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_a622.8(01) _bK2 |
||
| 245 | _aSafety in mines research establishment | ||
| 260 |
_bMinistry of Power, _c1962 |
||
| 300 | _a28p. | ||
| 650 | _aMines | ||
| 653 | _aCoal dust explosion | ||
| 942 |
_2udc _cREF |
||
| 999 |
_c44980 _d44980 |
||