Familie: Urdahl, Laurentius Peter Stevelin / Lorentzen, Hanna Elisabeth Cappelen (F4826)
 | Urdahl, Stevelin Lassen (1830-1901) |
 | Koren, Helene Sophie (1837-1921) 
|
| Urdahl, NN (1860- ) |
 | Urdahl, Hanna Cosine Bolette (1863-1864) |
| Lassen-Urdahl, Emma (1870-1946) |
 | Urdahl, Ulrik (1871-1871) |
| Lassen-Urdahl, Johan (1872-1934)  |
| Urdahl, Laurentius Peter Stevelin (1865-1940)
|
| Lorentzen, Hanna Elisabeth Cappelen (1877-1935) |
| Lassen (Urdahl), Eivind (1900-1984) |
| Lassen, Fritz Lorentzen (1902-1991) |
| Lassen, Sofie (1904-1996) |
| Lassen, Fridtjof Laurentius (1906-1990) |
| Lassen, Dagfinn Stevelin (1911-1919) |