Isaak Hilversum, born in Amersfoort on 21 November 1905, was a son of Levie Hilversum and Branca Nabarro. He was born into a family with in total eleven children. One little brother and a little sister have died at a very young age and one sister survived the Holocaust. All other siblings and Isaak …
In addition, a Jokos file (number 15447) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.