Privatsammlung in der Hamburger Kunsthalle. Foto: Elke Walford
2016 Christie's Images Limited
Courtesy Galerie Thomas, München
Archiv Eigentümer(in) / Owner's archive
Saint Louis Art Museum, Bequest of Morton D. May 852:1983
Archiv Eigentümer(in) / Owner’s Archive. Foto: Peter Schälchli, Zürich
Cleveland Museum of Art. Gift of Mrs. Henry White Cannon by exchange 2013.7