 Pieter "Piet" Dijkgraaf, son of Hendrik Besman "Hendrik" Dijkgraaf and Helena "Leentje" van Zwieten.Born 02 Dec 1904 Rotterdam, died 12 Dec 1967 Rotterdam, 63 years. Occupation: koopman/vishandelaar Married 12 Dec 1928 Hillegersberg (39 years married) to:  Juliana Sophia "Sjuul" de Grijs, daughter of Barend de Grijs and Johanna Maria Dominica "Anna" Heijmans.Born 05 Nov 1909 Rotterdam, died 02 Feb 2009 Rotterdam, 99 years, cremation 06 Feb 2009 Rotterdam-Overschie, crematorium Hofwijk Children: | |||