1st Internship of Meijer Boutelje2nd Internship of Salomon Izaaks1st Internship of Emanuel Keizer2nd Internship of Henri Mulder2nd Internship of Mozes Nord3th Internship of Levie Prijs1st Internship of David Peper2nd Internship of Louis Rood1st Internship of Jacques Veffer1st Internship of Mozes Berclou2nd Internship of Salomon Turfreyer