000			00251nam a2200097Ia 4500
008			160710s1959 xx 000 0 und d
100			_aCHEMICAL ENGINEERING
245			_aCHEMICAL ENGINEERING,JULY NO.15
260			_bMC GRAW HILL _c1959
942			_2ddc _cB
999			_c40158 _d40158