Familie: Collett Holst, Johan / Hammond, Gunvor (F17483)
Holst, Johan Collett (1878-1953) 
|
Sommerfelt, Ruth (1877- ) |
| Holst, Elise (1907- ) |
Holst, Halfdan Einar Sommerfelt (1908-1940)  |
| Collett Holst, Johan (1913-1988)
|
| Hammond, Gunvor (1916-2000) |
| Holst, Ellen Irene Hammond (1945- ) |