Germany, Kriegsmarine. A Wartime Signed Portrait Of U-Boat Ace Karl-Friedrich Merten Auction Archive the reverse with a central

the reverse with a central raised 1914 Iron Cross

depicting a green enameled alligator superimposed on a red enameled background with a black enameled swastika on the foreground

with a red-white-red enameled Austrian flag at the top and a red enameled shield inscribed “A

a scroll inscribed “The King’s” in fire Gilt

Germany, Kriegsmarine. A Wartime Signed Portrait Of U-Boat Ace Karl-Friedrich Merten Auction Archive the reverse with a central(Kriegsmarine Portrt mit Unterschrift). A rare wartime signed portrait of U Boat ace Karl Friedrich Merten, depicted in uniform and with an extensive array of decorations clearly visible, the image overlaid by Mertens handwritten signature in black ink, the reverse with studio marks and an illegible date stamp, measuring 102 mm (w) x 148 mm (h), in extremely fine condition.