Courtesy Thomas Ammann Fine Art AG
Collection of the Frederick R. Weisman Art Museum at the University of Minnesota, Minneapolis. Gift of Ione and Hudson D. Walker, 1953.288.
Courtesy Galerie Thomas, München
Mildred Lane Kemper Art Museum, Washington University in St. Louis. University purchase, Kende Sale Fund, 1946.
Rheinisches Bildarchiv Köln: Schlier, Britta, 11..2.31.0 - rba_d039975
Archiv Eigentümer(in) / Owner's archive
akg-images 995647
Saint Louis Art Museum, Bequest of Morton D. May 867:1983
Bayerische Staatsgemäldesammlungen - Sammlung Moderne Kunst in der Pinakothek der Moderne München