Betje Zilverberg was a daughter of Arie Zilverberg and Frederica Potsdammer. She married in Amsterdam on 23 May 1934 to Emanuel van der Hoek, a son of Salomon van der Hoek and Duifje Waas.
Betje had also other siblingw who have been killed during the Holocaust: 538110, 517376, 461619, 461620 and 461…
In addition, a Jokos file (number 35752) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.