(Waffen-SS Postkarte mit Unterschrift). A signed postcard depicting SS-Hauptsturmführer (later Standartenführer) Fritz Klingenberg, in uniform and with the Knight’s Cross (received 14 May 1941) clearly visible, with the lower half of the image overlaid by Klingenberg’s handwritten signature in clear black ink, the reverse unused and bearing a Hoffmann studio mark, measuring 9 cm (w) x 14 cm (h), in extremely fine condition.