Rachel Elsas was a daughter of Emanuel Elsas and Keetje Hagenaar. She married in Amsterdam on 13 April 1927 to Hartog Voet, son of Isaac Voet and Jansje Houtkruijer.
City Archive of Amsterdam, archive card of Emanuel Elsas and website www.wiewaswie.nl .
In addition, a Jokos file (number 55453) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.