Archiv Eigentümer(in) / Owner's archive
Saint Louis Art Museum, Bequest of Morton D. May 851:1983
Nationalgalerie, SMB / Jörg P. Anders
Wiesbaden, Frank Brabandt
Courtesy Hauser & Wirth Collection Services
akg-images 5010389
Board of the Trustees of the University of Illinois on behalf of its Krannert Art Museum University of Illinois. Purchase through the Festival of Arts Purchase fund 1950-2-1
Courtesy Galerie Thomas, München