000
00284nam a2200121Ia 4500
008
170101s1956 xx 000 0 und d
082
_a
621.3 W56I
100
_a
WILLS, C.H.
245
0
_a
Introductory electrical engineering
260
_b
N.Y.
_c
1956
300
_a
552p
942
_2
ddc
_c
B
999
_c
3817
_d
3817