1939年10月U-47击沉“皇家橡树”后返回，艇长衮特.普利恩（Günther Prien 1908-1941.3）

In October 1939. The commander of U-47, Günther Prien, was photographed after returning from a patrol in October 1939, shortly after his daring raid on Scapa Flow—one of the boldest U-boat operations of the early war.