000
00301nam a2200109Ia 4500
008
160710s1955 xx 000 0 und d
100
_a
EHERT,W.F. & SPOCK,L.E.
245
_a
FUNCTION & TRAINING OF THE CHEMICAL ENGINEERS
260
_b
EUROPEAN PRODUCTING AGENCY
_c
1955
300
_a
85
942
_2
ddc
_c
B
999
_c
17863
_d
17863