akg-images 3929242
Courtesy Thomas Ammann Fine Art AG
2007 Christie's Images Limited
New York, Neue Galerie
Minneapolis, Institute of Art
Saint Louis Art Museum, Bequest of Morton D. May 851:1983
Washington D. C., Smithsonian Institution, Hirshorn Museum and Sculpture Garden. Gift of the Joseph H. Hirshhorn Foundation, 1966. Foto: Lee Stalsworth