Hirschfeld The secret diary of a U-boatWhilst there have been many memoirs written by U boat commanders of the Second World War, a book such as this, based upon the diaries of senior Petty Officer telegraphist, written in 'real time' is something very special. Wolfgang Hirschfeld, whose diaries Geoffrey Brooks has translated is a born story teller. The principal characters describe his experiences during six wars patrols in U 109, in which he served as the senior telegraphist. His is a