Poughkeepsie, Frances Lehman Loeb Art Center, Vassar College, Poughkeepsie, New York, gift of Mrs. Margaret S. Lewisohn, 1954.8.1
Courtesy Villa Grisebach, Berlin
Archiv Eigentümer(in) / Owner's archive
Saint Louis Art Museum, Bequest of Morton D. May 851:1983
SHK / Hamburger Kunsthalle. Foto : Elke Walford