Bayerische Staatsgemäldesammlungen - Sammlung Moderne Kunst in der Pinakothek der Moderne München
Nationalgalerie, SMB / Jörg P. Anders
2007 Christie's Images Limited
Kunsthalle Mannheim, Foto: Thomas Henne
Saint Louis Art Museum, Bequest of Morton D. May 846:1983
bpk / The Metropolitan Museum of Art
Seattle Art Museum, 55.74, Gift of Sidney and Anne Gerber
Collection Albright-Knox Art Gallery, Buffalo, New York. Room of Contemporary Art Fund, 1950 (RCA1950:1). Foto: Tom Loonan