Original Postwar Signature on a Postwar Photo of August Wittmann. Generalleutnant August Wittmann (20 July 1895, Munich † 29 March 1977, Glonn/Bavaria) was a long-serving officer who rose to the rank of Generalleutnant during the Second World War. A veteran of both World Wars, he became one of the most decorated artillery commanders of the Gebirgstruppe, earning the Knight’s Cross of the Iron Cross and the German Cross in Gold, as well as multiple mentions in the official Wehrmachtbericht.