| 000 | 00446pam a2200145a 44500 | ||
|---|---|---|---|
| 082 |
_aUSBM _bRI 7815 |
||
| 100 | _aLiebman,I | ||
| 245 | 1 | _aSUPPRESSION OF COAL-DUST EXPLOSIONS BY PASSIVE WATER BARRIERS IN A SINGLE-ENTRY MINE. | |
| 260 |
_a _bU.S. Bureau Of Mines, Washington, D.C. _c1974 |
||
| 300 | _a34 | ||
| 500 | _aBounds With Usbm Ri 7801-7813, 7816-7820 Lack No. 7814 | ||
| 700 | _aRichmond,J K | ||
| 964 | _gCIRC | ||
| 997 | _aTR8056 C | ||
| 999 |
_c395834 _d395834 |
||