In October 1941 Ilse Benjamin 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.
A picture of Ilse Benjamin and five fellow students of the Jewish Lyceum in Den Bosch can be found in Th. Hoogbergen ed., Wegens bijzondere omstandigheden...'s-Hertogenbosch in bezettingstijd 1940 - 1944 (Alphen a/d Maas 2008) 114.