000 00299nam a2200121Ia 4500
008 160710s1952 xx 000 0 und d
082 _a66028 RUM
100 _aRUMFORD,FRANK
245 _aCHEMICAL ENGINEERING OPERATION
260 _bCHEMICAL PUBLISHING CO
_c1952
300 _a376
942 _2ddc
_cB
999 _c21060
_d21060