- / ARTOTHEK
New York, Richard L. Feigen
Poughkeepsie, Frances Lehman Loeb Art Center, Vassar College, Poughkeepsie, New York, gift of Mrs. Margaret S. Lewisohn, 1954.8.1
bpk / The Metropolitan Museum of Art
Archiv Eigentümer(in) / Owner’s Archive. Courtesy Franca Candrian, Kunsthaus Zürich.
Zürich, Kunsthaus
Courtesy Thomas Ammann Fine Art AG