 Simon de Beer/ van den BerBorn 1889 Rotterdam, Netherland. Son of Barend Salomon de Beer - Gazan and Marianna Simon van den Berg/ Gaza Marriage/ Related to:  Lena van Blankenstein/ van GeldeBorn 1887 Woerden, Netherland. Daughter of Louis van Blankenstein and Roosje van Gelder/ de Jon | |