000
00288nam a2200109Ia 45e0
008
181001s1935 xx 000 0 und d
100
_a
Lawrence R.P.
245
0
_a
Principles of alternating currents
260
_a
N.Y.
_b
McGraw Hill
_c
1935
300
_a
475
942
_2
ddc
_c
BK
999
_c
1401
_d
1401