The third volume of a series on a glossary of codebreaking, WW2 Codebreaking Systems and Equipment, brings to the reader an easily understandable account and listing, of those methods, systems, and equipment collecting and analysing military intelligence principally during the second world war and beyond. A listing is provided which outlines the development of codebreaking and gathering of enemy intelligence. Whilst Bletchley Park was the HQ of codebreaking activities in wartime, numerous organisations became involved in a support role, and this became critical when more advanced enemy...