© 2018. Digital image, The Museum of Modern Art, New York / Scala, Florence

Archiv Eigentümer(in) / Owner's archive

Courtesy Stedelijk Museum Amsterdam

Generaldirektion Kulturelles Erbe Rheinland-Pfalz, Landesmuseum Mainz

Saint Louis Art Museum, Bequest of Morton D. May 867:1983

Courtesy Thomas Ammann Fine Art AG