000 00300nam a2200109Ia 4500
008 160710s1923 xx 000 0 und d
100 _aDUCKHAM
245 _aTRRANSACTIONS OF THE INSTITUTION OF CHEMICAL ENGINEERS
260 _bINSTUTION OF CHEMICAL ENGINEERS
_c1923
300 _a120
942 _2ddc
_cB
999 _c16905
_d16905