Rebekka de Hartogh was a daughter of Joel Nathan de Hartogh and Saartje van der Horst, a family with eight childrne, of whom two children from this family have died as babies. The others were Rebekka herself, Salomon, Nathan (both died before the war), Jansje, Judith and Grietje.
Rebekka married in Zaandam on 1 June 1898 Meijer van der Horst, a son of Simon van der Horst and Betje Levi.
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