New York, Museum of Modern Art (MoMA), Given anonymously (by exchange), 6.1942.a-c.© 2018. Digital image, The Museum of Modern Art, New York / Scala, Florence

Bayerische Staatsgemäldesammlungen - Sammlung Moderne Kunst in der Pinakothek der Moderne München

Saint Louis Art Museum, Bequest of Morton D. May 850:1983

Saint Louis Art Museum, Bequest of Morton D. May 851:1983

© Staatsgalerie Stuttgart

Mark Ranney Memorial Fund 1946.1 - University of Iowa City Museum of Art. Reproduced with permission from The University of Iowa

Saarlandmuseum Saarbrücken, Stiftung Saarländischer Kulturbesitz. Foto: Tom Gundelwein

Kansas City, Missouri, The Nelson-Atkins Museum of Art. Gift of the Friends of Art, 54-86. Image courtesy Nelson-Atkins Media Services / Photo: Jamison Miller

Courtesy Thomas Ammann Fine Art AG