Family: GILSON, Donald Forbes / OST, Helen Cecilia (F15765)
 | GILSON, Edward B (1869- ) |
 | DAVIES, Emma D (1873- ) |
| GILSON, William P (1911- ) |
| OST, Paul James (1882-1939) 
|
| FORD, Mollie F (1875- ) |
| OST, Janet Euphemia (1907-1996)  |
| OST, Mary J (1907- ) |
| GILSON, Donald Forbes (1907-1981)
|
| OST, Helen Cecilia (1909-1995)
|