Debora Halmans, a daughter of David Halmans and Sophia de Jongh, married 3 November 1910 in Amsterdam to Sander Leendet van Gelder, a son of Leendert Joseph van Gelder and Henderina van Vriesland.
City Archive of Amsterdam, archive card of Sander Leendert van Gelder, website www.wiewaswie.nl and website www.allegroningers.nl.
Biography