 Gerrit Dijkgraaf, son of Hendrik Lucas Dijkgraaf and Willemina van Bottenburg.Born 28 Jan 1907 's-Gravenhage, died 25 Jan 1997 's-Gravenhage, age 89 years, buried 's-Gravenhage, Gemeentelijke Begraafplaats Westduin. Occupation: medewerker Shell Married 08 Mar 1944 's-Gravenhage, age 37 years (married 52 years) to:  Wilhelmina Hendrika "Willy" Spiering, age by marriage 26 years, daughter of Willem Hendrik Spiering and Maria Cornelia de Koster.Born 20 Sep 1917 's-Gravenhage, died 08 Nov 2014 's-Gravenhage, age 97 years, buried 's-Gravenhage, Gemeentelijke Begraafplaats Westduin | |||