000 00311nam a2200121Ia 4500
008 211209s1972 xx 000 0 und d
041 _aeng
082 _a621.388 N72 CLY
100 _aCLYDE N H
245 _aTELEVISION THEORY AND SERVICING
260 _aLONDON
_bRESTON PUBLISHING COMPANY
_c1972
300 _a480
999 _c21501
_d21501