Fundamentals of radio / F.E. Terman ; with the collaboration of F.W. MacDonald Voorlopige noodregeling verbindingsdienst ten behoeve van de civiele verdediging Introduktie tot de militaire geheimtelecommunicatie- systemen / door E. Mahler Tele-communication engineers' instrument manual / by Paul H. Hunter Liste des fréquences / publiée par le bureau de l'union internationale des télécommunications agard lecture series Application of propagation data to VHF satellite communication and navigationsystems / publ. by the Advisory Group for Aerospace Research and Development of the North Atlantic … transmissions dans l'infanterie / Lieutenant Vignollet Radio engineering / by Frederick Emmons Terman Measurements in radio engineering / by Frederick Emmons Terman Communication engineering / by William Littell Everitt G.E.C. radio engineering and the war effort : its contribution to victory Draadlooze telegrafie : een populair-wetenschappelijke uiteenzetting van hare beginselen en toepassingen / door J.R.C. Isbrücker