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Berlin / Köln, Archiv Mayen Beckmann. Foto: Fotostudio Bartsch, Berlin

Courtesy Villa Grisebach, Berlin

Collection Walker Art Center, Minneapolis. Gift of Mr. and Mrs. John Cowles, Sr. 1964

Archiv Eigentümer(in) / Owner’s Archive. Foto: Peter Schälchli, Zürich

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bpk / The Metropolitan Museum of Art

Saint Louis Art Museum, Bequest of Morton D. May 867:1983