Courtesy Thomas Ammann Fine Art AG
Toledo Museum of Art. Purchased with funds from the Libbey Endowment, Gift of Edward Drummond Libbey, 1983.20
Bayerische Staatsgemäldesammlungen - Sammlung Moderne Kunst in der Pinakothek der Moderne München
Kunsthalle Bielefeld. Foto: Philipp Ottendörfer
Solomon R. Guggenheim Museum, New York 70.1927
Minneapolis, Institute of Art