Izak Joseph Koning was a merchant. He lived in Rotterdam. Following the surrender in May 1940 he joined an illegal military division. On 1 August 1941 he was arrested in Hotel Plattenburg in Maarn and locked up at the Haagse Veer police station in Rotterdam. He reached Gross-Rosen, where he was kill…
In addition, a Jokos file (number 7522) 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 b…