000			00262nam a2200097Ia 4500
008			160710s1959 xx 000 0 und d
100			_aCHEMICAL ENGINEERING
245			_aCHEMICAL ENGINEERING ,JUN -AUG NO.13,16-17
260			_bMC GRAW HILL _c1959
942			_2ddc _cB
999			_c40159 _d40159