Nationalgalerie, SMB / Jörg P. Anders
Archiv Eigentümer(in) / Owner’s Archive. Foto: Peter Schälchli, Zürich
Saint Louis Art Museum, Bequest of Morton D. May 859:1983
bpk / The Metropolitan Museum of Art
Washington, National Gallery of Art. Gift of Mrs. Max Beckmann 1975.96.1.a-c