Raphaël was the son of Nathan Levie Keizer and Ester Zwartverver. He married in 1911 in Zaandam to Mietje Bouman.
Addition of a visitor of the website
In addition, a Jokos file (number 18964) on this person is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.
This person is mentioned in a CABR document of the Dutch Nationaal Archief. The CABR contains detailed information concerning this person’s arrest, inv. nr CABR 379-III + 107807