In October 1941 Karl Hans Leven was enrolled in the Joods Lyceum in Den Bosch.
Data on Jewish students at schools in Den Bosch and data on students at the Jewish Lyceum [secondary schools that the Nazis forced Jewish students to attend] in Den Bosch. Lists of students at schools in Den Bosch are kept in the municipal archive in Den Bosch.
Person is in the National Database of Victims of Persecution