David Vos, son of Mozes Vos and Maria Polak, was born on 27 May 1899 in Amsterdam. He was a journalist for the “Handelsblad” by profession, but started as an office clerk and became later an administrator. On 19 May 1926 he married in Amsterdam Sipora Veffer, who was born on 5 January there as a daughter of Abraham Veffer and Catharina Appelboom. On 8 July 1928 their daughter Maria Catharina was b…