© 2018. Digital image, The Museum of Modern Art, New York / Scala, Florence
Saint Louis Art Museum, Bequest of Morton D. May 841:1983
Courtesy Villa Grisebach, Berlin
Courtesy Thomas Ammann Fine Art AG
2007 Christie's Images Limited
Ahlen, Kaldewei Kulturstiftung / Courtesy Galerie Kornfeld, Bern
Courtesy Villa Grisebach, Berlin