4, 50 Fr. postal stamp black blue green with overprint "fortress Lorient" in black violet and red on document with cancellation through censorship stamp "fortress Lorient 1. May 1945" and handwritten signature of the Censorship officer Schmitt, slightly creased, with a printing from only 70 piece one of the rarities of all issues "German occupation II. world war", detailed photo expertize Lothar autumn VP (2015) : "the other condition is perfect. " Michel 6. 000.-