000 00267nam a2200109Ia 4500
008 160710s1946 xx 000 0 und d
100 _aTHE CHEMICAL TRADE JOURNAL AND CHEMICAL
245 _aENGINEERING
260 _bJULY TO DEC
_c1946
300 _a764
942 _2ddc
_cB
999 _c9098
_d9098