| 000 | 00411nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1970 xx 000 0 und d | ||
| 082 | _a624.19 P16P | ||
| 100 | _aPARKER, Albert D | ||
| 245 | 0 | _aPlanning and estimating underground construction | |
| 260 |
_bN.Y. _c1970 |
||
| 300 | _a300p | ||
| 650 | _aUNDERGROUND CONSTRUCTION | ||
| 653 | _aTUNNELS | ||
| 653 | _aUNDERGROUND CONSTRUCTION | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c38804 _d38804 |
||