Betje van Gelderen was a daughter of Mozes van Gelderen and Rosetta de Leeuw. She married to Samuel Swaab at Leiden in 1903. She had at least twelve children with him. At least the following children died during the war: Sara, Rosetta, Izak, Jacob, François and Leo Samuel. Samuel Swaab died in 1934. Betje van Gelderen married Juda Wertheim in 1937.
Stadsarchief Amsterdam, archiefkaarten Betje van Gelderen en François Swaab
Biography