Isaäc Swart and Elisabeth Lierens had a daughter Roosje.
Stadsarchief Amsterdam, archiefkaart Roosje Zwart
In addition, Jokos files (numbers 10780, 55894) on this family or other family members are at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos files reveal that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting bank (L-claim, number 12).