000 00381cam a22001333u 4500
082 _a628.1
_bBRO
_cL-TECH, P-161
245 0 0 _aTube wells boring sinking and working
250 _a2nd ed.
260 _aCalcutta
_bCalcutta & simla thacker spink & co
_cc1913.
300 _a86 p.
_bill,
_c22 cm.
526 _a0
_b0
_c0
_d628_100000000000000_BRO
650 _aMCE
_9379
942 _2ddc
_cBK
999 _c547943
_d547943