bpk /Los Angeles County Museum of Art / Art Resource, NY
Courtesy Villa Grisebach, Berlin
Detroit Institute of Arts
Staatliche Kunsthalle Karlsruhe. Foto: A. Fischer / H. Kohler
Courtesy Galerie Thomas, München
Wiesbaden, Frank Brabandt
Mildred Lane Kemper Art Museum, Washington University in St. Louis. University purchase, Kende Sale Fund, 1946.
Saint Louis Art Museum, Bequest of Morton D. May 858:1983
Courtesy of Norton Museum of Art, West Palm Beach, Bequest of R. H. Norton, 53.5