U-Boat Ace Günther Prien in the First Series of Hoffmann Postcard

U-boat ace Korvettenkapitän Günther Prien in a Hoffmann Postcard nr. R001. This is the first of the Ritterkreuzträger postcard series published by the Photo-Hoffmann company in Münich (owned by Hitler's personal photographer, Heinrich Hoffmann). These series depicted the Ritterkreuzträger, recipients of the German Knight's Cross of the Iron Crosses, the most prestigious medal for the extreme bravery or the brilliant leadership in the battlefield.

Source :
http://pantorijn.blogspot.com/2014/06/hoffmann-postcards-knight-cross-holders.html