Museum Folkwang Essen / ARTOTHEK
Von der Heydt-Museum Wuppertal. Foto: Antje Zeis-Loi, Medienzentrum Wuppertal
Minneapolis, Institute of Art
Washington D. C., Smithsonian Institution, Hirshorn Museum and Sculpture Garden. Gift of the Joseph H. Hirshhorn Foundation, 1966. Foto: Lee Stalsworth
Collection Of The Portland Art Museum
Photograph Courtesy of Sotheby's, Inc. © 2017