In addition, a Jokos file (number 34963) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.
Otto Kallus survived He was adopted with his two other siblings Rudi and Emmie by Leo and Lenni Levin. they all immigrated to Israel in 1949 Menachem lived in Kiryat Tivon, Married Ella Wild and had three daughters Anat, Eeris and Limor Menachem passed away March 15th 2018 at age 85