Jozef de Vries married to Rike Veldman in 1907 in Friesland.
More information: Niek van den Oord, Jodenkampen (Kampen, 2003)
Addition of a visitor of the website
In addition, a Jokos file (number 7751) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.