As per the specifications of the heirs of the Copyright owner or the managing society. Provenance: Museo Nacional Thyssen-Bornemisza, Madrid
akg-images 3000560
Saint Louis Art Museum, Bequest of Morton D. May 850:1983
Courtesy Stedelijk Museum Amsterdam
Sammlung Würth, Künzelsau. Foto: Fotostudio Blatterspiel & Haftstein
Courtesy Galerie Thomas, München