Biography

About Koosje Hamburger-van Sijes

Koosje van Sijes was married to Abraham Hamburger. She had a daughter Judith.
Stadsarchief Amsterdam, archiefkaart Judith Hamburger

In addition, a Jokos file (number 9784) on this person is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.