Originalfoto: Bayerische Staatsgemäldesammlungen, München, Max Beckmann Archiv. Fotograf: unbekannt
Courtesy Thomas Ammann Fine Art AG
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Harvard Art Museums /Fogg Museum, Bequest of Alfred Jaretzki, Jr., 1976.96. Foto: Imaging Department © President and Fellows of Harvard College
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Courtesy Hauser & Wirth Collection Services
Washington, National Gallery of Art. Gift of Mrs. Max Beckmann 1975.96.1.a-c