Toledo Museum of Art. Purchased with funds from the Libbey Endowment, Gift of Edward Drummond Libbey, 1983.20
Courtesy Villa Grisebach, Berlin
New York, Museum of Modern Art (MoMA), Given anonymously (by exchange), 6.1942.a-c.© 2018. Digital image, The Museum of Modern Art, New York / Scala, Florence
Museum Folkwang Essen / ARTOTHEK
bpk / The Metropolitan Museum of Art
Courtesy Thomas Ammann Fine Art AG