Archiv Eigentümer(in) / Owner's archive
Collection of the Frederick R. Weisman Art Museum at the University of Minnesota, Minneapolis. Gift of Ione and Hudson D. Walker, 1953.288.
© Staatsgalerie Stuttgart
Sammlung Würth, Künzelsau. Foto: Philipp Schönborn, München
Saint Louis Art Museum, Bequest of Morton D. May 862:1983
2013 Christie's Images Limited