00670nam a2200193Ia 4500003000900000008004100009040001600050080001900066100002400085245012700109260004100236300001000277650001900287650002800306700002500334942000700359999001500366952009500381IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a621.396.8bTHO  aThomas, H. A.92264 0aSurvey of existing information and data on radio noise over the frequency range 1-30 mc/scH. A. Thomas and R. E. Burgess.  aLondonbH.M. Stationery Officec1947  a125p.  aNASA Thesaurus  aRadio Engineering91656  aBurgess, R. E.92265  cBK  c1053d1053  00104070aBANbKAVcGENd0000-00-00l0o621.396.8/ THOp1104r2021-11-05w0000-00-00yBK