Simon Duka was a son of ((456661|Joseph Duka) and Hanna Lopes Dias, who was deceased in 1921. He married Bertha Gokkes in Amsterdam on 21 June 1922, a daughter of Salomon Meyer Gokkes and Rachel Spreekmeester.
City Archive of Amsterdam, family registration card of Joseph Duka and archive card of Sal…
In addition, a Jokos file (number 55103) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos file reveals that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting …