1940 and 1942, 3 army postal service official letters: from 25.3.40 with army postal service no. 01158 = Commander the safety mechanism the Baltic Sea, from 17.5.40 with army postal service no. M 06253 = command 5. torpedo boat-flottilla and from 9.6.42 with army postal service no. M 27106 = torpedo boat "falcon", good condition