000 00239nam a2200085Ia 4500
008 160710s1959 xx 000 0 und d
245 _aENGINEERING NEWS RECORD VOL. 163 JULY-SEPT 1959
260 _aNEW YORK
_bMCGRAW HILL
_c1959
942 _2ddc
_cB
999 _c31070
_d31070