Admission of Israel Klatzer into workshop RoselaarAdmission of Isidor Wachtel into workshop RoselaarAdmission of Leo Metzelaar into workshop RoselaarAdmission of Markus Wittenburg into workshop RoselaarAdmission of Adrianus Smit into workshop RoselaarAdmission of Jozef Druijf into workshop RoselaarAdmission of Salomon Goudeketting into workshop RoselaarAdmission of Hartog de Lara into workshop RoselaarAdmission of Hartog Blits into workshop Roselaar