New York, Neue Galerie
Bayerische Staatsgemäldesammlungen - Sammlung Moderne Kunst in der Pinakothek der Moderne München
Photograph Courtesy of Sotheby's, Inc. © 2002
2004 Christie's Images Limited
Sprengel Museum Hannover / Michael Herling / Aline Gwose
Courtesy Galerie Thomas, München
Museum Folkwang Essen / ARTOTHEK
akg-images 228132
Hamburger Kunsthalle. Foto: Elke Walford
bpk / Los Angeles County Museum of Art / Art Resource, NY
Washington D. C., Smithsonian Institution, Hirshorn Museum and Sculpture Garden. Gift of the Joseph H. Hirshhorn Foundation, 1966. Foto: Lee Stalsworth
Columbus Museum of Art
Boston, Museum of Fine Arts
Saint Louis Art Museum, Bequest of Morton D. May 867:1983