Eliazer Swart, a merchant and the sixth of Levie Swart and Maria Peper's seven children, married Mietje Mouwes, daughter of Salomon Mouwes and Aaltje Heersch, on 14 August 1924. The couple had two children: Maria and Salomon.
Copies remain of the marriage certificate of Eliazer Swart and Mietje Mouwes and of the birth certificates of Maria Swart and Salomon Swart.
In addition, Jokos files (numbers 51474, 51564) 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 11780/4012).