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Von der Heydt-Museum Wuppertal. Foto: Antje Zeis-Loi, Medienzentrum Wuppertal
Courtesy Thomas Ammann Fine Art AG
Poughkeepsie, Frances Lehman Loeb Art Center, Vassar College, Poughkeepsie, New York, gift of Mrs. Margaret S. Lewisohn, 1954.8.1
Städel Museum, Frankfurt am Main - U. Edelmann / ARTOTHEK
Courtesy Galerie Thomas, München
bpk / The Metropolitan Museum of Art
Seattle Art Museum, 55.74, Gift of Sidney and Anne Gerber