akg-images 264099
Saint Louis Art Museum, Bequest of Morton D. May 851:1983
Courtesy Metropolitan Museum, New York (Sabine Rewald)
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