Saint Louis Art Museum, Bequest of Morton D. May 835:1983
Berlin / Köln, Archiv Mayen Beckmann. Foto: Laurin Würdig, Berlin
Archiv Eigentümer(in) / Owner's archive
Archiv Eigentümer(in) / Owner's archive
Generaldirektion Kulturelles Erbe Rheinland-Pfalz, Landesmuseum Mainz
Saint Louis Art Museum, Bequest of Morton D. May 859:1983
Courtesy Galerie Thomas, München
Cleveland Museum of Art. Gift of Mrs. Henry White Cannon by exchange 2013.7