Betje Dreese-Citroen lived at 60 Haltestraat in Zandvoort, where she ran a cosmetics shop. The list of Jewish firms that the municipal authorities of Zandvoort sent the Wirtschaftsprüfstelle on 26 July 1941 indicates that she owned a cosmetics shop at this address.
A.E. Speijer, Zandvoorts wijzen kw…
In addition, a Jokos file (number 16547) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.