Rachel Porcelijn was a daughter-in-law of Jacob Franschman and Sophia Baars. She married on 12 August 1942. Stadsarchief Amsterdam, archiefkaart Jacob Franschman
Mozes Porcelijn and Clara Visser also had a son Hartog. Stadsarchief Amsterdam, archiefkaart Hartog Porcelijn
In addition, a Jokos file (number 32992) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.