Addition

Izaak Israël Frank and his family

Izaak Israël Frank and Jettje Muller were the parents of Simon.
Stadsarchief Amsterdam, archiefkaart Simon Frank

In addition, a Jokos file (number 52334) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.