Berlin / Köln, Archiv Mayen Beckmann. Foto: Fotostudio Bartsch, Berlin
Archiv Eigentümer(in) / Owner's archive
Courtesy Galerie Thomas, München
© Staatsgalerie Stuttgart
Hilti Art Foundation, Schaan, Liechtenstein
Saint Louis Art Museum, Bequest of Morton D. May 857:1983
Seattle Art Museum, 55.74, Gift of Sidney and Anne Gerber