GZ: Prof Norman Davies, Europe at War, 2006, has completion of GZ, launched 1938, delayed, “Carrier B” discontinued 1940, and a further 2 not commenced, because Adml.Raeder and Goering fought – fattie wanting to control all aircraft.

He also deals with officer Somarov: “no evidence either way” that Stalin was 2 weeks off his invasion, but also writes that Guderian was held up for a month at Smolensk by a new Sov Army Group formed from 5 armies intended to attack Germany.