Berlin / Köln, Archiv Mayen Beckmann. Foto: Utz Kaspar

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

Kansas City, Missouri, The Nelson-Atkins Museum of Art. Gift of the Friends of Art, 54-86. Image courtesy Nelson-Atkins Media Services / Photo: Jamison Miller

Houston, Sarah Campbell Blaffer Foundation

Fort Dodge, Blanden Art Museum

Kunstmuseum Winterthur