000 00291nam a2200121Ia 4500
008 160710s1966 xx 000 0 und d
082 _a624.19 DEA
100 _aDEAN ,FREDRICK E.
245 _aTUNNELS AND TUNNELLING
260 _bFREDRICK MULLER LIMITED
300 _a144
942 _2ddc
_cB
999 _c29144
_d29144