Kunsthalle Bremen – Der Kunstverein in Bremen. Foto: Marcus Meyer
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Saint Louis Art Museum, Bequest of Morton D. May 841:1983
Von der Heydt-Museum Wuppertal. Foto: Antje Zeis-Loi, Medienzentrum Wuppertal
Kunsthalle Mannheim, Foto: Kathrin Schwab
Mark Ranney Memorial Fund 1946.1 - University of Iowa City Museum of Art. Reproduced with permission from The University of Iowa
Ann Arbor, University of Michigan Museum of Art