 Johanna Adriènne "Hans" Dijkgraaf, daughter of Anton Ferdinand Johannes "Anton" Dijkgraaf and Helena Henny.Born 09 Dec 1914 Tandjong Djatti, Deli, Sumatra (Ned.Ind.), died 28 Mar 2004 Santa Rosa, Sonoma County, California, age 89 years Married 10 Jun 1937 's-Gravenhage, age 22 years (married 50 years) to:  Ir. Wilhelmus Henricus Jacques "Wim" Vierling, age by marriage 28 years, son of Gerardus Henricus Maria Vierling Prof. Ir. and Theodora Maria Raijmakers.Born 09 Feb 1909 Padang, Sumatra (Ned.Ind.), died 22 Jan 1988 Silver Spring, Montgomery County, Maryland, age 78 years. Occupation: mijningenieur Children: 1. Name Withheld PRIVACY FILTER2. Name Withheld PRIVACY FILTER3. Name Withheld PRIVACY FILTER4. Name Withheld PRIVACY FILTER5. Name Withheld PRIVACY FILTER6. Name Withheld PRIVACY FILTER7. William Henricus Jac "Billy" VierlingBorn 15 Oct 1946 Galveston, Galveston County, Texas (USA), died 07 Oct 1990, age 43 years | |||