Hanna Izaaks was a daughter of Abraham Izaaks, who died in 1935. Hanna was a housewife. Her mother survived the war, just like another child in this family.
Salomon Samuel de Groot was a son of Samuel de Groot, who died in 1926, and Sara Schepp, who died in 1914. Salomon was head of the Pittmanschool in The Hague.
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