New York, Museum of Modern Art (MoMA), Curt Valentin Bequest, 328.1955© 2018. Digital image, The Museum of Modern Art, New York / Scala, Florence
- / ARTOTHEK
Andrea Crane Fine Art, New York
Zürich, Kunsthaus
bpk / The Metropolitan Museum of Art
Saint Louis Art Museum, Bequest of Morton D. May 867:1983
Museum Folkwang Essen / ARTOTHEK
Courtesy Thomas Ammann Fine Art AG