 Petrus Nicolaas Dijkgraaf, son of Gerardus Thomas Dijkgraaf and Adriana Catharina Maria Kuipers.Born 23 Jul 1902 Delft, died 30 Jun 1934 Leiden, age 31 years, buried 03 Jul 1934 Delft, R.K. Kerkhof. Occupation: fabrieksarbeider Married 18 May 1927 Delft, age 24 years (married 7 years) to:  Jacoba Petronella Ooijkaas, age by marriage 25 years, daughter of Franciscus Jacobus Ooijkaas and Bernardina Catharina Pols.Born 17 Jan 1902 Delft, died 09 Mar 2001 Delft, age 99 years, buried 14 Mar 2001 Delft, algemene begraafplaats "Iepenhof" Children: | |||