© 2018. Digital image, The Museum of Modern Art, New York / Scala, Florence

Courtesy Villa Grisebach, Berlin

Courtesy Thomas Ammann Fine Art AG

Detroit Institute of Arts

Nationalgalerie, SMB / Jörg P. Anders

2004 Christie's Images Limited

Wiesbaden, Frank Brabandt

London, Marie-Louise von Motesiczky Charitable Trust

© Staatsgalerie Stuttgart

Boston, Museum of Fine Arts

Courtesy of Norton Museum of Art, West Palm Beach, Bequest of R. H. Norton, 53.5

Washington D. C., Smithsonian Institution, Hirshorn Museum and Sculpture Garden. Gift of the Joseph H. Hirshhorn Foundation, 1966. Foto: Lee Stalsworth

Städel Museum, Frankfurt am Main - U. Edelmann / ARTOTHEK