The following is a list of books that have proved useful in the preparation of this work.
Beierl, Florian M, History of the Eagle’s Nest, Verlag Plenk, Berchtesgaden, 2001.
Bullock, Alan, Hitler a Study in Tyranny, C. Tinling & Co. Ltd., 1954. Originally published by Odhams Press Ltd.
Die tödliche Utopie, Verlag Dokumentation Obersalzberg im Institut für Zeitgeschichte, München – Berlin. © Institut für Zeitgeschichte, München – Berlin 2008.
Evans, Richard J, The Coming of the Third Reich, Penguin Books, 2003.
Evans, Richard J, The Third Reich in Power, Penguin Books, 2005.
Hess, Wolf Rüdiger, My Father Rudolf Hess, W.H. Allen & Co. Plc, 1986.
Kershaw, Ian, Hitler, 1936-45: Nemesis, Allen Lane, The Penguin Press, 2000.
Linge Heinz, With Hitler to the End, LangdenMüller in der F.A. Herbig Verlagsbuchhandlung GmbH, 1980. Frontline Books, 2009. (Frontline Books is an imprint of Pen & Sword Books Ltd.)
Semmler, Rudolf, Goebbels – the man next to Hitler, John Westhouse (Publishers) Ltd., 1947.
Schöner, Hellmut, und Irlinger, Rosl, Der alte Obersalzberg bis 1937, Verlag Berchtesgadener Anzeiger 1989.
Schroeder, Christa, He Was My Chief, LangdenMüller in der F.A. Herbig Verlagsbuchhandlung GmbH, 1985. Frontline Books, 2009. (Frontline Books is an imprint of Pen & Sword Books Ltd.)
Shirer, William L, The Rise and Fall of the Third Reich, Pan Books Ltd., 1964. First published by Secker & Warburg, 1960.
Snyder, Louis L, Encyclopaedia of the Third Reich, The Promotional Reprint Company Ltd., 1995.
Thomas, Hugh, Hess: A Tale of Two Murders, Hodder & Stoughton, 1988.
Toland, John, Adolf Hitler, Ballantine Books, 1977.