William Oster RobertsonAge: 78 years1872–1951
- Name
- William Oster Robertson
| Birth | December 1872 34 32 |
| Birth of a sister | Infant Robertson 1879 (Age 6 years) |
| Death of a sister | Infant Robertson August 15, 1879 (Age 6 years) |
| Death of a mother | Mary Ann “Polly” Miller December 1, 1895 (Age 23 years) |
| Death of a father | Willis Custer Robertson January 8, 1914 (Age 41 years) |
| Death of a brother | James H “Jim” Robertson November 10, 1917 (Age 44 years) |
| Death | 1951 (Age 78 years) |
| Family with parents |
| father |
Willis Custer Robertson Birth: December 31, 1837 — Effingham, Illinois, United States Death: January 8, 1914 — near Proctor, Comanche, Texas |
| mother |
Mary Ann “Polly” Miller Birth: June 2, 1840 41 28 — Maries Co., Missouri Death: December 1, 1895 — Comanche Co., Texas |
| elder brother |
James H “Jim” Robertson Birth: October 1859 21 19 — Vienna, Maries Co., MO Death: November 10, 1917 — Marlow, Stephens, Oklahoma, USA |
|
13 years himself |
William Oster Robertson Birth: December 1872 34 32 — Missouri, USA Death: 1951 |
|
7 years younger sister |
Infant Robertson Birth: 1879 41 38 — Texas, USA Death: August 15, 1879 — Comanche County, Texas, USA |