 Elias du Dupont - BiksteenBorn 4- Feb 1870 Amsterdam, Netherland, died 2- Apr 1943 Sobibor-Biala Podleska, Poland, 73 years. Occupation: Rosette shaped diamond cutter. Son of Izaak Dupont and Roosje Biksteen Married to:  Elisabeth van Praag - van WezelBorn 30-12-1874 Amsterdam, Netherland, died 4-2-943 Sobibor-Biala Podleska, Poland. Daughter of Michiel Naphtalie van Praag - Kous and Eva van Wezel - Dansmeester | |