Addition

Isaäc Halberstadt and his family

Isaäc Halberstadt and Rica Lessing had a daughter Anna.
Stadsarchief Amsterdam, archiefkaart Anna Halberstadt

In addition, a Jokos file (number 38350) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.