Rebecca Plas-Hakker was the widow of Mozes Plas, who had died in 1928. The couple had at least one son, Jonas Plas.
Addition of a visitor of the website
In addition, a Jokos file (number 60778) on this person is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.
Biography