1944, war navy, army postal service letter with norm stamp from 8.5.44 to Winterlingen in Wuerttemberg with letter stamp and senders note army postal service no. M 23860 = minehunter "M 32" near the barrage weapon testing Kdo. As well with censor label with weak mounted stamp the navy field post inspection office Rostock in straight characters, the rare occurs, good condition, Michel 200, 00