One child of Jochem Kleermaker and Rebecca Kleermaker-Kool was married and had already left the parental house in February 1941. This child survived the war.
Addition of a visitor of the website
In addition, a Jokos file (number 5730) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.