000 00254nam a2200109Ia 4500
008 160710s1935 xx 000 0 und d
082 _aTRA
245 _aTRANSACTIONS
260 _bINSTITUTION OF CHEMICAL ENGINEERS
_c1935
300 _a235
942 _2ddc
_cB
999 _c8986
_d8986