Alida Duitz was the second eldest of the nine children of Salomon Duitz and Elisabeth Duizend. She was born on 27 February 1903 in The Hague, where her father was then a religious teacher and head of a school. In August 1905, when an older brother Louis and a younger sister Louise had also been born, the Duitz family returned from The Hague to Amsterdam where they came to live at Kazernestraat 26…