| 000 | 00292nam a22000737a 4500 | ||
|---|---|---|---|
| 008 | 230322s1973 us ||||| |||| 00| 0 eng d | ||
| 245 |
_aMinerals Yearbook : _bPrepared by staff of the Bureau of Mines. Vol. 1. Metals Minerals and Fuels. |
||
| 264 |
_aWashington : _bUS Government Printing Office, _c1973. |
||
| 999 |
_c662275 _d662273 |
||