2007 Christie's Images Limited
Courtesy Thomas Ammann Fine Art AG
New York, Neue Galerie
Ahlen, Kaldewei Kulturstiftung / Courtesy Galerie Kornfeld, Bern
Courtesy Villa Grisebach, Berlin
Archiv Eigentümer(in) / Owner's archive
akg-images 264099
akg-images 212823
2004 Christie's Images Limited
Courtesy Galerie Thomas, München
Courtesy Metropolitan Museum, New York (Sabine Rewald)
Archiv Eigentümer(in) / Owner’s Archive. Foto: Peter Schälchli, Zürich
Richmond, Virginia Museum of Fine Arts. Foto: David Stover
2018 Christie's Images Limited