Marie-Luise Staehelin 11.9.1902 Basel (CH) to 16.8.1997 Zurich, 1st marriage (17.2.1925) to Nicolas Schlumberger (divorced 29.3.1938); 2nd marriage (1942) to Karl Heinz (Charles H) Járosy (1895-1958); outcast Basel elite daughter and autobiographical writer (pseudonym: Diane d'Henri).
CATALOG ENTRY IN PROGRESS...
1927-ca.2009 the sitter and her family descendants, lastly her grandson Roy Cortell, Switzerland.
After ca. 2009 his legal heirs, unknown private collection (Switzerland?).