 Wilhelmina Johanna Hendrina de Kok, daughter of Johannes Jacobus de Kok and Catharina Johanna Driesen.Born 27 Jan 1900 Rotterdam, died 02 Jul 1981 Rotterdam, age 81 years, cremation 06 Jul 1981 Rotterdam, crematorium Rotterdam-Zuid Married 03 May 1922 Rotterdam, age 22 years (married 51 years) to:  Krijn Dijkgraaf, age by marriage 26 years, son of Jan Dijkgraaf and Aplonia Lidewij Lagendijk.Born 17 Oct 1895 Rotterdam, died 18 Jun 1973 Rotterdam, age 77 years, cremation 22 Jun 1973 Rotterdam, Crematorium Rotterdam-Zuid. Occupation: hoofdmachinist GEB Children: | |||