Auf glattem Velin. - Ausstellungen: ´From Expressionism to Resistance: Art in Germany 1909-1936 (...)´, Milwaukee, Milwaukee Art Museum; Berlin, Berlinische Galerie; Frankfurt am Main, Schirnkunsthalle; Emden, Kunsthalle; New York, The Jewish Museum; Omaha, Nebraska, Joslyn Art Museum; Atlanta, High Museum of Art, 1990-92, Kat. Nr. 43 mit Abb. S. 52. - The University of Wisconsin-Milwaukee, University Art Museum, 1994. - ´Art as Resistance (...)´, Den Haag, Museum Escher in Het Paleis; Stockholm, Liljevalchs Konsthall; Helsinki, Helsingin Taidehalli; Brüssel, Palais des Beaux-Arts, 1995-96. - ´German and Austrian Art of the 1920s and 1930s (...), Milwaukee, Marquette University, Haggerty Museum of Art, 2002. - Schwach knittrig.