Hence it is known as the L-3 document. The speech is also found in a footnote to notes about a speech Hitler held in Obersalzberg on 22 August 1939 that were published in the German Foreign Policy documents[7][12] When asked in the Nuremberg War Crimes Tribunal who his source was, Lochner said this was a German called "Herr Maasz" but gave vague information about him.[13]