 Joseph du [Pont - Biksteen[Born 8- jun 1874 Amsterdam, Netherland. Occupation: Diamond polisher. Son of Izaak Dupont and Roosje Biksteen Married 23-10-1919 Zaandam (23 or 24 years married) to:  Sophia Kleerekoper - HuijsmanBorn 9- apr 1878 Amsterdam, Netherland, died 1- feb 1943 Auschwitz-Katowice, Poland, 64 years. Daughter of Joseph Kleerekoper/ Scheffe and Klara Huijsman - Ludel Child: | |||
| 2nd marriage Joseph du [Pont - Biksteen[Married 23-3-1905 Amsterdam, Netherland (8 or 9 years married) to: Roosje van Praag Sigaar - HuijsmanBorn 26-10-1873 Amsterdam, Netherland, died 5-12-1914 Amsterdam, Netherland, 40 or 41 years. Daughter of Salomon van Praag Sigaar - de Metz and Rachel Huijsman - Ludel | |||