Addition

Jacob Koker and his family

Jacob Koker and Sara Gobetz married in 1924 in Amsterdam. They moved in 1943 from Hilversum to Amsterdam.
Stadsarchief Amsterdam, archiefkaart Jacob Koker

In addition, a Jokos file (number 32449) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.