Stamped as belonging to the Jewish neurologist Paul Bernhardt (1873-1942), Berlin, and his wife Dorothea Bernhardt (1884-1939); came into the library of the Philosophy Department of the University of Zurich at an unknown date and by an unknown route, University Library, Philosophy, Hermann Cohen Archive, catalogued with signature HCA 9111 / CO 1;
Returned to the Jewish Community of Frankfurt am Main on 11 September 2024
