1st Internship of David Pachter4th Internship of Andries Cohen3th Internship of Emanuel Breslau1st Internship of Hartog Barnstein4th Internship of Ruben Engelander1st Internship of Benjamin Deen1st Internship of Salomon Emmerik1st Internship of Meyer Frederikstad1st Internship of Simon Elekan3th Internship of Barend Ephraim1st Internship of Izak Frederikstad1st Internship of Herman de Haan1st Internship of Frans Willem Havik1st Internship of Mozes Glasbeek2nd Internship of Josua Bas2nd Internship of Arie van Grieken1st Internship of Leendert Groen2nd Internship of Salomon Kloos1st Internship of Josef Hillesum1st Internship of Salomon Izaaks2nd Internship of Barend Kloos1st Internship of Karel Barzilaij1st Internship of Jonas Aandacht3th Internship of Isaac Lelie1st Internship of Mozes Kolm1st Internship of Joseph Kooker1st Internship of Hendrikus Johannes Koentjes2nd Internship of Elias van der Molen2nd Internship of Jacob van Beetz1st Internship of Isaac Melhado3th Internship of Israel Koren2nd Internship of Johannis Franciscus Mosman2nd Internship of Sem Rabbie2nd Internship of George Polak1st Internship of Salomon Polak2nd Internship of Eliazer van Praag3th Internship of Jacob Schuitenvoerder1st Internship of Samuel Blits3th Internship of Samuel Blits1st Internship of Hendrik L. Schiltkamp