^ Also if CCIP hadn't made me aware of the importance Wireless Direction Finding or also Wireless Traffic Analysis. I would have missed an important part of the intelligence puzzle. It gets lost I think in the current Alan Turing "Bombe" craze.
Here is a time link about Harry Hinsley in
Secrets Of War, Shadows Of The Third Reich 07 The Ultra Enigma, which focuses on D/F
I said earlier I thought B.P. (Bletchley Park) was involved in the hunting of the Bismarck and Hinsley was at Bletchley but I am a little disappointed. Reading Beesly I couldn't wait to get to the chapter on the hunting of the Bismarck and I thought he would confirm to me that Bletchley was important in finding her. But right off he states "knowledge gained from cryptanalysis played a very minor part.
I am still not done with the chapter yet so...