According to a list with shops of Jewish owners, compiled by the Amsterdam police in 1940, this family had a cigar shop, address: Gaaspstraat 35 in Amsterdam.
Abstracts of the police archives which are currently at the Amsterdam municipal archives
In addition, Jokos files (numbers 50526, 3920) 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 5297/2545).