000 00303nam a2200121Ia 4500
008 220201s1961 xx 000 0 eng d
041 _aENG
100 _aCLARRICOATS, J B
245 0 _aMICROWAVE FERRITES
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1961
300 _a260
942 _2ddc
999 _c45481
_d45481