As the review in the Economist said, ' . Jones, author of Most Secret War'A new prime source of undoubted value.' Peter Calvooressi, The Times'Ultra in the West is a professional's rewriting of military history .  Meer

It is difficult to exaggerate the importance of Ultra intelligence (the information derived from decrypting the radio traffic of the German armed force).  Meer

Foot'Ralph Bennett's mastery of narrative and clarity of analysis are such that we can safely signal a new benchmark in intelligence books.' David Linton'Bennett has done more than anyone else to throw light on the impact of Ultra on command decisions.  Meer

Military intelligence, grossly neglected during the interwar period, had by mid-1942 proved itself indispensable through information gathered from intercepted radio messages in the supposedly unbreakable German Enigma cipher.  Meer

Ralph Bennett, a Cambridge historian, was drafted into Bletchley Park in 1940 to work in Hut 3 where secret German army and navy signals were decoded, translated and sent out to commanders in the field.  Meer