| 000 | 00507pam a2200157a 44500 | ||
|---|---|---|---|
| 008 | 140414b1973 xxu||||| |||| 00| 0 eng d | ||
| 082 |
_aH1 _bUNI |
||
| 245 |
_aMinerals Yearbook _cedited by BUREAU OF MINES |
||
| 260 |
_aWASHINGTON _bU S GOVERONMENT PRINTING OFFICE _c1973 |
||
| 650 | _a MINES AND MINERAL RESOURCES --UNITED STATES --PERIODICALS. | ||
| 650 | _a MINERAL INDUSTRIES --UNITED STATES --PERIODICALS | ||
| 650 | _aECONOMICS | ||
| 690 | _aECONOMICS | ||
| 700 | _aBUREAU OF MINES | ||
| 906 | _a28883 | ||
| 999 |
_c27591 _d27591 |
||