Schwitters: Mit Hilfe der Technik, Texts on Walter Lehnhoff, Walter Gieseking and Otto Ebel von Sosen, Berlin: A. Fürstner, 1928 Notes References External links Ebel von Sosen, Otto in , published by Josef Focht (2 August 2012 version) German conductors (music) German composers 20th-century German non-fiction writers 1899 births 1974 deaths People from Rendsburg