The neighbours saw the De Vries family being taken away. They recall that Jacob walked very timidly behind his parents.
Addition of a visitor of the website
In addition, a Jokos file (number 14754) 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 12481 / 9584).