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

Hamburger Kunsthalle. Foto: Elke Walford

Archiv Eigentümer(in) / Owner's archive

Ahlen, Kaldewei Kulturstiftung. Foto: Fotoatelier Schälchli, Zürich

© Staatsgalerie Stuttgart

- / ARTOTHEK

Mildred Lane Kemper Art Museum, Washington University in St. Louis. University purchase, Kende Sale Fund, 1946.

bpk / The Metropolitan Museum of Art

Saint Louis Art Museum, Bequest of Morton D. May 867:1983