In addition, a Jokos file (number 5881) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.
Regine and Salomon Groenheim were interned in Camp Vught prior to their transfer to Westerbork. Records show they were admitted to Vught on 9 April 1943 and were transferred to Westerbork on 23 May 1943. Both Regine and Salomon were on the 25 May 1943 transport to Sobibor, where they were murdered upon arrival.