Emanuel Leon Beek, who was born in den Helder on 24 February 1913, was a son of Leon Salomon Beek and Mietje Oudkerk. He was a butcher by profession. The population register of Den Helder also shows the composition of the family: Emanuel Leon had 5 brothers and sisters, namely: Willem Salomon Leon, born in 1908; Jogeva born 1909; Lea in 1911, who died however after 11 weeks; then there came again …