Nelly Wallerstein-Seligmann committed suicide in camp Westerbork.
Oorlogsarchief Nederlandse Rode Kruis (War archives of the Dutch Red Cross), Coll. Westerbork, nr. 298
Nelly Wallerstein-Seligmann died on 12 April 1943 in Westerbork transit camp and she was cremated on 15 April 1943. The urn with h…