1943, army postal service cover with mute stamp from 16.1.43 as well with cover stamp and senders note army postal service no. M 47063 = torpedo boat "T 20" to Rotterdam with censorship seal the international country letter test place Cologne and army postal service cover with Standard stamp from 29.2.43 as well with cover stamp and senders note army postal service no. M 47063 = torpedo boat "T 20" to Rotterdam with censorship seal the international country letter test place Cologne, legitimate condition, Michel 60, 00