| 000 | 00815nam a2200253Ia 4500 | ||
|---|---|---|---|
| 003 | OSt | ||
| 005 | 20220926034256.0 | ||
| 006 | a|||||r|||| 00| 0 | ||
| 007 | ta | ||
| 008 | 220923b |||||||| |||| 00| 0 eng d | ||
| 037 | _cGeneral Book | ||
| 040 |
_aRTL _cRTL _beng |
||
| 041 |
_2eng _aeng |
||
| 082 | _aX9(F551):26.73.N7, L2/GD | ||
| 110 |
_aUnited states, Mines (Bureau of-) _9340302 |
||
| 245 | 0 | _aCost analysis of model mines for strip mining of coal in the U S | |
| 260 |
_aWashington _bGovt Printer USA _c1972 |
||
| 300 |
_a116p. _ccm. |
||
| 490 | _aUS, National Technical Information Service | ||
| 650 |
_aCoal Industry _9229957 |
||
| 700 |
_aUnited states, Mines (Bureau of-) _9340303 |
||
| 942 |
_hX9(F551):26.73.N7, L2/GD _cGB _2CC |
||
| 999 |
_c659118 _d659118 |
||