000 00325nam a2200121Ia 4500
008 220201s1971 xx 000 0 eng d
041 _aENG
100 _aALHSON, JOHN
245 0 _aELECTRONIC ENGINEERING MATERIALS AND DEVICES
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1971
300 _a303
942 _2ddc
999 _c49819
_d49819