00451nam a2200133Ia 4500003000900000008004100009040001600050080001500066110003100081245011500112260003900227300001000266650004100276IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a551.5bPHY  aPhysical Society of London 0aMeteorological factors in radio-wave propagationcThe Physical Society                                          aLondonbThe Physical Societyc1946  a325p.  aAstronomy and Astrophysics Thesaurus