 Joseph Bernard Citroen - van LeeuwenBorn 24-8-1891 Amsterdam, Netherland. Son of Barend Citroen and Florentina van Leeuwen Married 29-4-1919 Amsterdam, Netherland to:  Clara Weiner - RosenbergBorn 1-12-1899 Triest, Italy. Daughter of Adolfo Weiner and Giovanna Rosenberg | |||