ISBN-13: 9780415761352 / Angielski / Miękka / 2014 / 328 str.
ISBN-13: 9780415761352 / Angielski / Miękka / 2014 / 328 str.
A history of Swedish interception of radio and telegraph messages during World Wars I and II providing a valuable background to Swedish military operations at this time. This should prove a valuable work for anyone interested in the intelligence systems at work during wartime.