2020 Christie's Images Limited
Museum Folkwang Essen / ARTOTHEK
Courtesy Galerie Thomas, München
Suermondt-Ludwig-Museum, Aachen - Dauerleihgabe von Privat. Foto: Anne Gold
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Saint Louis Art Museum, Bequest of Morton D. May 858:1983
Washington, National Gallery of Art. Gift of Mrs. Max Beckmann 1975.96.1.a-c