Wolf Packs Gather

The capture by the German surface raider Atlantis of the British steamer City of Baghdads secret code books in July 1940 enabled the Nazis to de-cypher Admiralty convoy plans with deadly effect. This book describes the resulting appalling Allied losses suffered by four convoys during the Autumn of 1940. Admiral Donetz, aware of the movements of the Allied convoys, marshaled as many of his U-boat...