Courtesy Galerie Thomas, München
2020 Christie's Images Limited
Collection Walker Art Center, Minneapolis. Gift of Mr. and Mrs. John Cowles, Sr. 1964
Saint Louis Art Museum, Bequest of Morton D. May 851:1983
Kunsthalle Mannheim, Foto: Cem Yücetas
Museum Folkwang Essen / ARTOTHEK
Courtesy Thomas Ammann Fine Art AG
© Staatsgalerie Stuttgart
Archiv Eigentümer(in) / Owner’s Archive. Foto: Peter Schälchli, Zürich
Collection Albright-Knox Art Gallery, Buffalo, New York. Room of Contemporary Art Fund, 1950 (RCA1950:1). Foto: Tom Loonan