The Diary of a U-boat Commander: With an Introduction and Explanatory Notes by EtienneEbookThe Diary of a U-boat Commander: With an Introduction and Explanatory Notes by EtiennebyStephen Sir King-HallRating: 0 out of 5 stars0 ratingsSave The Diary of a U-boat Commander: With an Introduction and Explanatory Notes by Etienne for later