Sauer, a carpenter by trade, became a member of the NSDAP (Nazi Party) and the SS in 1931. After a period of unemployment, he became a full-time SS employee.[1]
From September 1942 to April 1943, Sauer was again SchutzhaftlagerführerinSachsenhausen.[4] In 1943, Sauer was involved in the destruction of the Riga Ghetto, which involved executing or deporting thousands of people (mostly Jews) to their deaths in concentration camps. Later, he was temporarily the commandant of Kaiserwald concentration camp which was vacated in July 1944, by execution and deportation of inmates.
He died of wounds received at Falkensee on 3 May 1945.[5]
Eberhard Jäckel et al.: Enzyklopädie des Holocaust, Vol. 2, Tel Aviv
Stefan Hördler: Die Schlussphase des Konzentrationslagers Ravensbrück, in: Zeitschrift für Geschichtswissenschaft, Book 3, 2008, p. 229, Fn 34
Wolfgang Benz, Barbara Distel (ed.): Der Ort des Terrors: Geschichte der nationalsozialistischen Konzentrationslager, Flossenbürg, Mauthausen, Ravensbrück, Vol. 4, Munich 2006, ISBN978-3406-52964-1
^ abWolfgang Benz, Barbara Distel (ed.). Der Ort des Terrors: Geschichte der nationalsozialistischen Konzentrationslager, Flossenbürg, Mauthausen, Ravensbrück, Vol. 4, Munich 2006, p. 295
^Udo Wohlfeld. das netz. Die Konzentrationslager in Thüringen 1933-1937. Eine Dokumentation zu den Lagern Nohra, Bad Sulza und Buchenwald, = gesucht 2. Die Vergangenheit für die Zukunft retten!, Weimar 2000, ISBN3-935275-01-3, p. 194ff.
^Rudolf A. Haunschmied, Jan-Ruth Mills, Siegi Witzany-Durda. St. Georgen-Gusen-Mauthausen - Concentration Camp Mauthausen Reconsidered. BoD, Norderstedt 2008, ISBN978-3-8334-7440-8. p. 54-58
^Hermann Kaienburg: Konzentrationslager Sachsenhausen. In: Wolfgang Benz, Barbara Distel (ed.): Der Ort des Terrors. Sachsenhausen, Buchenwald. Beck, Munich 2006 (Reihe, Vol. 3) ISBN978-3-406-52963-4, ISBN3-406-52963-1, p. 40
^The 'Final Solution' in Riga: Exploitation and Annihilation, 1941-1944 by Andrej Angrick, Peter Klein, Ray Brandon, p. 479
