Familie: Karl August Billington / Ingeborg Therese Isaksen (F1687)
 | Carl Fredrik Johan Lyder Billington (1829-1890) 
|
 | Anne Margrethe Gundersdatter (1829-1897) |
| Engelhart Isachsen (1821-1898)
|
| Karen Dorthea Ulriksdatter (1831-1918)
|
| Johanne Ulrikke Isachsen (1864-1940)  |
| Emil Isachsen (1865- ) |
 | Karl "Charles" Emil Isachsen (1865-1932) |
 | Anton Marentius Isaksen (1867-1920) |
| Andreas Severin Isachsen (1868-1935) |
| Marie Elisabeth Isachsdatter (1873- ) |
| Karl August Billington (1864-1922)
|
| Ingeborg Therese Isaksen (1870-1950)
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| Sverre Thorleif Billington (1893-1975) |
| Georg Thorfin Billington (1894-1968) |
| Aase Billington (1896-1981) |
| Ragnhild Elisabeth Billington (1899-1976) |
| Ingeborg Therese Billington (1901- ) |
| Kari Gunvor Billington (1903- ) |
| Bergljot Billington (1905-1999) |
