In addition, a Jokos file (number 35560) 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 :
- securities or bonds. (W-claim, number O5/566)
- valuables surrendered to the Lippmann-Rosenthal looting bank (L-claim, number 3393/8004)