hole in Rubens Ham), Die Aktion, Vol. 10, No. 29/30, 24 July 1920, p. 418–319 (1920c) "Worum handelt es sich?" (What's it about?), Die Aktion, Vol. 10, No. 37/38, 18. September 1920, p. 514 (1920d) "Es kommt auf das Fundament an" (It depends on the fundamentals), Die Aktion, Vol. 10, No. 43/44, 30. October 1920, p. 613–615 (1920e) "Aufbau der Proletarischen Kultur" (The Structure of the Proletarian Cultural), Die Aktion, Vol. 10, No. 51/52, 25 December 1920, p. 719–724 (1921a) "Gesellschaft und Prostitution", Die Aktion, No. 9/10, 5. March 1921, p. 134–136 (1921b) "Offener Brief an den Genossen Bogdanow" (Open Letter to Comrade Bogdanov), Die Aktion, No. 27/28, 9 July 1921, p. 373–374 (1921c) "Das Leben des Proleten" (The Life of the Proletarians), Die Aktion, No. 51/52, 25 December 1921, p. 721–722 (1922a) "Die Entwicklung der kommunistischen Bewegung in Deutschland" (The Development of the Communist Movement in Germany), Die Aktion, No. 39/40, 15 October 1922, p. 551–554 (192?) (192?) (192?) . . . Notes References Michalski, Sergiusz (1994). New Objectivity. Cologne: Benedikt Taschen. Spies, Werner and John William Gabriel (1991). Max Ernst collages: the invention of the surrealist universe. New York: Abrams. 1894 births 1933 deaths 20th-century German painters 20th-century German male artists German male painters German sculptors German male sculptors 20th-century sculptors Constructivism (art)