Colt R80 Monitor - de BAR van Bonnie en Clyde / [tekst en illustraties (tenzij anders aangegeven): Michael Heidler] Strategy & tactics of land warfare / [Ned Wilmott ; ed. by Will Fowler] Gunnery, fire control and position finding for antiaircraft artillery English and American voices about the German South Tyrol / S. Miles Bouton, Robert Dell and Charles Harold Herford Time : the weekly newsmagazine radio amateur's handbook / by the Headquarters staff of the American Radio Relay League
