Berlin / Köln, Archiv Mayen Beckmann. Foto: Fotostudio Bartsch, Berlin
As per the specifications of the heirs of the Copyright owner or the managing society. Provenance: Museo Nacional Thyssen-Bornemisza, Madrid
Archiv Eigentümer(in) / Owner's archive
Saint Louis Art Museum, Bequest of Morton D. May 850:1983
Courtesy Richard Nagy Ltd., London
Courtesy Galerie Thomas, München
Courtesy Metropolitan Museum, New York (Sabine Rewald)