Hamburger Kunsthalle. Foto: Elke Walford

Chicago, Art Institute of Chicago, Gift of Lotta Hess Ackerman and Philip E. Ringer, 1955.822© 2018. The Art Institute of Chicago / Art Resource, NY / Scala, Florence

Archiv Eigentümer(in) / Owner's archive

San Francisco Museum of Modern Art, Bequest of Marian W. Sinton. Foto: Katherine Du Tiel

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