The family Dupont had a son, Wolf Joseph Dupont, who resided at another address. He did not survive the war.
Addition of a visitor of the website.
In addition, a Jokos file (number 52326) 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 2838/11968).