Courtesy Thomas Ammann Fine Art AG
Staatliche Kunsthalle Karlsruhe. Foto: A. Fischer / H. Kohler
Nationalgalerie, SMB / Jörg P. Anders
Seattle Art Museum, 55.74, Gift of Sidney and Anne Gerber
Washington D. C., Smithsonian Institution, Hirshorn Museum and Sculpture Garden. Gift of the Joseph H. Hirshhorn Foundation, 1966. Foto: Lee Stalsworth
Saint Louis Art Museum, Bequest of Morton D. May 867:1983
Städel Museum, Frankfurt am Main - U. Edelmann / ARTOTHEK