Doris Sabine Birnbaum was a student at the Jewish lyceum in Amsterdam. In the schoolyear 1942-1943 she was a member of class 2A.
More information (in Dutch) can be found in
D.Hondius, Absent. Herinneringen aan het Joods Lyceum (Amsterdam 2001).
In addition, a Jokos file (number 10640) 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 …