Courtesy Thomas Ammann Fine Art AG
Toledo Museum of Art. Purchased with funds from the Libbey Endowment, Gift of Edward Drummond Libbey, 1983.20
Courtesy Villa Grisebach, Berlin
akg-images 212823
Saint Louis Art Museum, Bequest of Morton D. May 851:1983
Von der Heydt-Museum Wuppertal. Foto: Antje Zeis-Loi, Medienzentrum Wuppertal
Archiv Eigentümer(in) / Owner's archive
Courtesy Galerie Thomas, München