 Willem Cornelis "Willem" Dijkgraaf, son of Willem Cornelis Dijkgraaf and Johanna van der Windt.Born 21 Jan 1911 Rotterdam, died 20 Sep 1985 Rotterdam, 74 years. Occupation: meubelmaker/scheepstimmerman/tijdschrijver Married 30 Nov 1938 Rotterdam (46 years married) to:  Hendrika Maria Bolte, daughter of Franciscus Petrus Bolte and Hendrika Maria van Leenen.Born 08 Mar 1916 Rotterdam, died 17 Feb 1999 Rotterdam, 82 years Children: | |||