Duifje Brilleslijper, daughter of Isaac Brilleslijper and Naatje Kool, married in Amsterdam on 6 December 1917 to Abraham Polak, a son of Levie Polak and Grietje Slap//. website www.wiewaswie.nl.
In addition, a Jokos file (number 51479) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.