The International Red Cross reported Windisch was a prisoner of war on several occasions
The exterior presents with a “B” pattern oak leaf camouflage motif
measuring 25 mm (w) x 195 mm (l)
Quality of this badge would suggest WWII period of manufacture
with three additional papers inside
Germany, Kriegsmarine. A U-Boat War Badge GTRexclude The International Red Cross reported(U Boot Kriegsabzeichen). Constructed of gilded zink, the obverse consisting of an oval laurel leaf wreath, joined together at the bottom by ribbon, topped by a Kriegsmarine style German national eagle clutching a mobile swastika, with a central U Boat set across the badge over a hollow background, the reverse with a crimped barrel hinge and vertical pinback meeting a round wire catch, unmarked, measuring 48. 90 mm (w) x 40. 16 mm (h), weighing 24. 1