G.E.C. radio engineering and the war effort : its contribution to victory Wireless for the warrior : a technical history of radio communication equipment in the British army Vol.2: Standard sets of World War II / by … Tactics instruction memorandum : Radio voice procedure for field artillery elite World War II battlefield communications / by Gordon L. Rottman Vrede in vrijheid, kwetsbaar en kostbaar / J. van den Assem ... [et al.] ; red. M.C. Castermans-Holleman SCR-508 and how to get results