Alarm ! Tauchen !

Descripton: The book gives a complete overview of the career of the author who was one of the more famous U-boat commanders in World War I. He ended his career as a Kapitänleutnant. He served on a number of the Flandern U-boats but started his wartime career on U-20. There is also a preface by Korvettenkapitän Karl Bartenbach, who was the Führer der U-Boote Flandern under Admiral von Schröder.