1940, army postal service official letter with cancellation adjusted stamp from 4.4.40 as well with service stamp army postal service no. 05689 = torpedo boat "albatross", the at the 10.4.1940 near the company "Weser exercise" in the oslo fiord fallen off is, and army postal service official letter with postal stamp WILHELMSHAVEN 1 from 14.5.40 as well with army postal service no. M 20249 = torpedo boat "albatross", good condition