*1900-? / Germany
Guggenheim New York, New York (US) 12 Oct 2007 – 13 Jan 2008
with Wilhelm Angerer, Atelier Manassé (Olga Spolarics + Adorján von Wlassics), Ellen Auerbach, Karol Aufricht, Theo Ballmer, Rudolf Balogh, Josef Bartuska, Herbert Bayer, Wladyslaw Bednarczuk, Hans Bellmer, Ernö Berda, Ladislav E. Berka …
National Gallery of Art, Washington (US) 10 Jun 2007 – 3 Sep 2007
Kunstbibliothek , Berlin (DE) 16 Sep 2005 – 20 Nov 2005
with Aenne Biermann, Max Burchartz, Suse Byk, Hans Finsler, Hein Gorny, Florence Henri, Ewald Hoinkis, Andre Kertesz, Helmar Lerski, Alice Lex-Nerlinger, Man Ray , Laszlo Moholy-Nagy …
