In 1923 Aaron Sweijd and his wife Vrouwtje Lakmaker came from Batavia (the Dutch Indies) to Amsterdam. Stadsarchief Amsterdam, archiefkaart Aäron Sweijd
In addition, a Jokos file (number 52735) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.