000 00256nam a2200097Ia 4500
008 160710s1967 xx 000 0 und d
100 _aENGINEERING NEWS RECORD
245 _a.ENGINEERING NEWS RECORD,JUN-JULY
260 _bMC GRAW HILL
_c1967
942 _2ddc
_cB
999 _c40532
_d40532