akg-images 4821035
akg-images 255063
2004 Christie's Images Limited
Courtesy Thomas Ammann Fine Art AG
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Berlin, Jörg Maaß Kunsthandel. Foto: Jens Ziehe, Berlin
Courtesy Koller Auktionen, Zürich
Ahlen, Kaldewei Kulturstiftung. Foto: Camerarts, Inc., New York
Saint Louis Art Museum, Bequest of Morton D. May 856:1983
Museum Folkwang Essen / ARTOTHEK
Board of the Trustees of the University of Illinois on behalf of its Krannert Art Museum University of Illinois. Purchase through the Festival of Arts Purchase fund 1950-2-1