Addition

Barend Walvisch and his family

Barend Walvisch and Sara van der Star had a son Maurits.
Stadsarchief Amsterdam, archiefkaart Maurits Walvisch

In addition, a Jokos file (number 51385) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.