© Staatsgalerie Stuttgart
Kunsthalle Bremen – Der Kunstverein in Bremen. Foto: Lars Lohrisch
Kunsthalle Bielefeld. Foto: Philipp Ottendörfer
New York, Richard L. Feigen
Courtesy of The Kreeger Museum, Washington, DC
New York, Museum of Modern Art (MoMA), Given anonymously (by exchange), 6.1942.a-c.© 2018. Digital image, The Museum of Modern Art, New York / Scala, Florence
Kunstpalast - ARTOTHEK
Saint Louis Art Museum, Museum Purchase 106:1946
Archiv Eigentümer(in) / Owner’s Archive. Foto: Peter Schälchli, Zürich