Kunsthalle Bremen – Der Kunstverein in Bremen. Foto: Lars Lohrisch

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

Christie's Images Limited © 2019. Christie's Images, London / Scala, Florence

Courtesy Galerie Thomas, München

Courtesy Beck & Eggeling, Düsseldorf

Archiv Eigentümer(in) / Owner's archive

Courtesy Metropolitan Museum, New York (Sabine Rewald)

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Rheinisches Bildarchiv Köln: Schlier, Britta, 11..2.31.0 - rba_d039975

Berlin, Archiv Wolfgang Wittrock

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bpk / Los Angeles County Museum of Art / Art Resource, NY

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Minneapolis, Institute of Art

Columbus Museum of Art