Retje Leon Beek, born in Den Helder on 3 August 1858, was a daughter of Leon Jacob Beek and Eva Manheim. She was the youngest in a family of in total ten children. The family came from Den Helder. Of the eldest, Simon, who was born in 1845, no date and place of death is known. The children Jacob and Roosje passed away already before their 2nd year of life: Jacob was 16 months old and Roosje only 6…