000 00283nam a2200097Ia 4500
008 160710s1925 xx 000 0 und d
245 _aTRANSACATION OF THE INSTITUTION OF THE CHEMICAL ENGFINEERS
260 _bINSTITUTION OF CHEMICAL ENGINBEERS
_c1925
300 _a137
942 _2ddc
_cB
999 _c16907
_d16907