Sara Sluijzer was a daughter of Mozes Sluijzer and Judith Pront. She married Joseph Koopman in Amsterdam on 25 November 1920, a son of Emanuel Koopman and Schoontje Levij.
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A list with names of employees of the Joodse Raad (Jewish Council) is kept In the archive of the Zen…
In addition, a Jokos file (number 10347) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos file reveals that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting …