 Elizabeth Johanna Dijkgraaf, daughter of Pieter Dijkgraaf and Arieana Bol.Born 23 May 1927 Krimpen aan den IJssel, died 18 Jul 2001 Rotterdam, 74 years, buried Rotterdam, Begraafplaats Rozenburg Married 27 Jul 1951 Krimpen aan den IJssel (49 years married) to:  Gerrit van der WerffBorn 13 Nov 1924, died 13 Feb 2012 Rotterdam, 87 years, buried Rotterdam, Begraafplaats Rozenburg | |||