00301nam a2200133Ia 45000030006000000080041000060400015000471000037000622450019000992500011001182600009001295460012001380050017001500STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aMiller, W.E.; Spreadbury, E.A.W.  aRadio circuits  aFourth  c1959  aEnglish20220125170208.0