| 000 | 00306nam a2200097 4500 | ||
|---|---|---|---|
| 999 |
_c334946 _d334946 |
||
| 082 |
_a622 _bCOM.M |
||
| 100 | _a6th commonwealth mining and metallugical congress, Canada | ||
| 245 |
_aMining in Canada _cSixth commonwealth mining and metallurgical congress, Canada |
||
| 260 |
_aCanada _c1957 _bAGC |
||
| 942 | _cBK | ||