Olga died when the car her husband was driving went off a cliff. Volney remained unharmed. According to legend Olga had external injuries around her neck that could not have resulted from the car accident. The children are:
- Virginia Dunklin (°Ann Arbor-Michigan 09.11.1927), married last name Wheeler
- James Dunklin (°Ann Arbor 01.03.1928)
- Francis Dunklin (°Ann Arbor 09.02.1930), married last name Brady
Stamboom (genealogie/genealogy/généalogie) Lanssens-Denoo: 24.851 personen (individuals, personnes) d.d. 7 mei 2024 - site: http://lanssens.be