| 000 | 00484 a2200265 4500 | ||
|---|---|---|---|
| 001 | 1012592 | ||
| 020 | _a | ||
| 041 | _aeng | ||
| 080 | _a622 Bea | ||
| 245 | _aMine examination questions and answers. | ||
| 250 | _a | ||
| 260 | _aNew York | ||
| 260 | _bMcGraw-Hill | ||
| 260 | _c1923 | ||
| 300 | _apt.2, 23cm. | ||
| 300 | _c | ||
| 490 | _a | ||
| 100 | _aBeard, J.T. | ||
| 700 | _a | ||
| 650 | _a | ||
| 650 | _aMining, Minerals | ||
| 650 | _a | ||
| 942 | _cBK | ||
| 942 | _2UDC | ||
| 999 |
_c120677 _d120678 |
||