Wilhelmine von Arco auf Valley
Summa Libertas
- Born on December 3, 1935
- Deceased on September 25, 1987 in Vienna, at the age of 51 years
Parents
- Anton von Arco auf Valley (1897 - 1945)
- Maria-Gabrielle von Arco-Zinneberg (1910 - 1987)
Family
- Married on September 15, 1974, with Rudolf Apponyi de Nagy-Appony (1940 - 2003)