2nd Internship of Salomon Coppenhagen1st Internship of Levie Boekbinder2nd Internship of Jacob Boas4th Internship of Isidoor Cohen2nd Internship of Etienne Paulus François1st Internship of Isaac Aardewerk2nd Internship of Hartog Bos1st Internship of Samuel Bromet1st Internship of Simon Boas1st Internship of Adolf Colmans1st Internship of Philip Bonte1st Internship of Nathaniel Dribbel1st Internship of Louis Julius Espinoza1st Internship of Samuel Duque1st Internship of Alexander Dreese2nd Internship of Wolf Dingsdag1st Internship of Joseph Davidson1st Internship of Henri Abrahams1st Internship of Abraham Englander1st Internship of Karel Bierstee1st Internship of Eliazer Eljon2nd Internship of Herman Duijs1st Internship of Mozes Cohen1st Internship of Benjamin Frederikstadt2nd Internship of Alexander Diamant4th Internship of Alexander Diamant2nd Internship of Willem Dreese1st Internship of Johannes Jacobus Bosch1st Internship of Abraham Bak1st Internship of Maurits van Beetz2nd Internship of Isaac Dresden2nd Internship of Johannes Jacobus Gaarenstroom1st Internship of Emanuel Heertje2nd Internship of Abraham Gobes2nd Internship of Johannes Marinus Geelhuijzen1st Internship of Jacques Gobes1st Internship of Andries Gerritse1st Internship of Christiaan J.M. Geelhuijzen1st Internship of Abraham Hamburger1st Internship of Joseph Hamburger