Abraham van Gelderen, son of Izaak van Gelderen and Judith du Mosch, married Anna van Boele on 7 December 1934 in Amsterdam. She was a daughter of David van Boele and Flora van de Wiek.
City Archive of Amsterdam, archive card of Abraham van Gelder and Anna van Boele.
In addition, a Jokos file (number 2142) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.