000
00264nam a2200109Ia 4500
008
220201s1962 xx 000 0 eng d
100
_a
Quartly, CJ
245
0
_a
Square, loop ferrite circuits
260
_b
London: Iliffe Book
_c
1962
300
_a
166
942
_2
ddc
999
_c
71550
_d
71550