radio communication series Radio direction finders / by Donald S. Bond monographien der elektrischen nachrichtentechnik Theorie der Spulen und übertrager / von Richard Feldtkeller Nomenclature des stations de radiodiffusion = List of broadcasting stations = Nomenclátor de las estaciones de radiodifusión Inter-service specification K.114, issue 2 : climatic and durability testing of service telecommunication equipment / Ministry of Supply Radio engineering / by Frederick Emmons Terman Measurements in radio engineering / by Frederick Emmons Terman Communication engineering / by William Littell Everitt
