Naatje van Dijk became the widow of Aäron van Kollem on 27 February 1943. She and her husband lived at Retiefstraat 3, ground floor, in Amsterdam.
Amsterdam municipal archive, Records Jokos, Möbel-claim 17388, statement of the right to inheritance d.d. 12-9-1968; property Joods Maatschappelijk Werk