Jakob Stork was married to Ruzena Berger. He was an office clerk. Their son Abraham was born in transit camp Westerbork on 4 October 1942.
Record of birth certificates of the Westerbork municipality, currently at the archives of Gemeente Midden-Drenthe in Beilen
In addition, a Jokos file (number 35222) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.