Sybil Octavia Robertson
Unknown - Aft 1926(Notes: You may have to scroll down or right to see chart.)
| Sybil Octavia Robertson Unknown-Aft 1926 |
| Sybil Octavia Robertson | |
| B: | Unknown |
| D: | Aft 1926 |
Francis Curzon Dobell 1898-1941 |
| Francis Curzon Dobell | |
| B: | 2 Aug 1898 |
| D: | 8 Feb 1941 |
| Montreal, Quebec, Canada | |