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New York, Neue Galerie

Ketterer Kunst GmbH & Co. KG, München

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

akg-images 3000560

Photograph Courtesy of Sotheby's, Inc. © 2010

Saint Louis Art Museum, Bequest of Morton D. May 851:1983

Minneapolis, Institute of Art

Ann Arbor, University of Michigan Museum of Art

bpk / The Metropolitan Museum of Art

Courtesy Galerie Thomas, München

Courtesy Thomas Ammann Fine Art AG