Abraham Daniel Delaville was a teacher on a Jewish school, where he taught Hebrew and Jewish history on sunday. At first the school was in the Laing's Nekstraat and later in the President Brandstraat.
Addition of a visitor of the website
In addition, a Jokos file (number 10373) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.