Original Postwar Signature on a Postwar Photocopy of Martin Jacobs. Obergefreiter Martin Jacobs (24.12.1922 † 17.05.1987) earned the Ritterkreuz on December 26, 1943 as Obergefreiter und Gruppenführer of 2. Kompanie/ Grenadier-Regiment 431 of the 131. Infanterie-Division. Good Condition. Measuring: Postcardsize. Comes with an extra signed card and enveloppe.