Isaac van de Bergh and Elisabeth Corper had three children: Robert, Madeleine Mathilde and one child that survived the war in hiding. Madeleine Mathilde was married to Richard Wormser and lived somewhere else.
Addition of a visitor of the website
In addition, a Jokos file (number 4532) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos file reveals that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting bank (L-claim, number 792/255).