© 2018. Digital image, The Museum of Modern Art, New York / Scala, Florence
Ahlen, Kaldewei Kulturstiftung. Foto: Fotoatelier Schälchli, Zürich
- / ARTOTHEK
Mildred Lane Kemper Art Museum, Washington University in St. Louis. University purchase, Kende Sale Fund, 1946.
Generaldirektion Kulturelles Erbe Rheinland-Pfalz, Landesmuseum Mainz
bpk / The Metropolitan Museum of Art
Saint Louis Art Museum, Bequest of Morton D. May 867:1983
Courtesy Thomas Ammann Fine Art AG