In September 1941 Edith de Haas was enrolled in Grade 2 of the 3th municipal commercial secondary school in The Hague. In October 1941 Edith de Haas had to transfer to Grade 3 of the Joods Lyceum.
Data on Jewish students at schools in The Hague.The records of the Joods Lyceum in The Hague contain Lists of students at schools in The Hague, including a list of students at the Joods Lyceum. These records are kept at the municipal archive in The Hague.