Joseph van Witsen and Betsij Gobes had five children. Two children did not live with their parents anymore. Judith, Lion and Anna died during the war. Two children survived the war by going into hiding in the vicinity of Bussum.
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In addition, a Jokos file (number 15836) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.
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