World War II - Letter by the Blohm & Voss Shipbuilding Company to Adolf Hitler, Aug 02, 1940 - "Fuehrer, we are reporting to you the preliminary technical acceptance for the battleship Bismarck, Heil to our Fuehrer, Blohm Voss" - printed and signed in ink. Provenance: found by locals at Hitlers Berghof Obersalzberg in 1945