 Gerrit Johan Dijkgraaf, son of Gerrit Dijkgraaf and Johanna Egberdina Palm.Born 07 Jun 1890 Apeldoorn, died 20 May 1963 Apeldoorn, age 72 years, buried Apeldoorn, Begraafplaats Heidehof. Occupation: handelsreiziger Married 02 Sep 1915 Apeldoorn, age 25 years (married 47 years) to:  Johanna Gezina Pieters, age by marriage 25 years, daughter of Arnoldus Pieters and Berendina Johanna Remelink.Born 15 Feb 1890 Apeldoorn, died 22 Mar 1971 Apeldoorn, age 81 years, buried Apeldoorn, Begraafplaats Heidehof Child: | |||