Photograph Courtesy of Sotheby's, Inc. © 2002
2004 Christie's Images Limited
Sprengel Museum Hannover / Michael Herling / Aline Gwose
Ahlen, Kaldewei Kulturstiftung / Courtesy Galerie Kornfeld, Bern
Courtesy Thomas Ammann Fine Art AG
Museum Folkwang Essen / ARTOTHEK
Courtesy Galerie Thomas, München
Mark Ranney Memorial Fund 1946.1 - University of Iowa City Museum of Art. Reproduced with permission from The University of Iowa
Saint Louis Art Museum, Bequest of Morton D. May 858:1983
Saint Louis Art Museum, Bequest of Morton D. May 867:1983