Clara Porcelijn was a daughter of David Porcelijn and Judith Haring. She married in Amsterdam on 18 December 1929 to Israel Gobetz, son of Joseph Gobetz and Klara Klijnkramer.
City Archive of Amsterdam, archive card of David Porcelijn and website www.wiewaswie.nl .
In addition, a Jokos file (number 30261) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.