Archiv Eigentümer(in) / Owner's archive
bpk / CNAC-MNAM
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
Sprengel Museum Hannover, Leihgabe Niedersächsisches Landesmuseum, Hannover / Michael Herling / Aline Gwose
New York, Richard L. Feigen