000 00331nam a2200157Ia 4500
100 _aRichardson.H.W.
_915342
700 _a Mayo.R.S.
_915343
250 _a1st Ed.
365 _cRs.
942 _cBK
245 _aPractical Tunnel Driving.(1941).
260 _bkognet
_c1956
082 _bRIC
300 _a210p.
999 _c58326
_d58326
655 _aC-00
546 _aText in English
041 _aeng
300 _c20 cm.