The artist (1894–1982), Keilberg, Germany, until 1964 [this and the following according to Ratzka and Christian Schad-Stiftung Aschaffenburg, 2008]; with Galerie Brockstedt, Hamburg, until 1969; with Galleria del Levante, Milan, 1969 [Hannover 1969]; Vittorio (1925–1999) and Maria Teresa Olcese (born 1936), Milan, 1971 [Milan 1971]; by descent to their son, Pierpaolo Olcese, Buenos Aires, 1999 (Email from Pierpaolo Olcese, May 7, 2025; copy in curatorial object file]; sold to the Art Institute of Chicago, Sept. 30, 2025.