# | Children | Name | Born | Died | Father | Mother | ||
---|---|---|---|---|---|---|---|---|
1 |
| b. 05 Nov 1844 | d. 16 Jun 1874 | Harmen Andries Koster | Sijke Hijltjes de Haan | |||
2 |
| b. 19 Nov 1846 | Harmen Andries Koster | Sijke Hijltjes de Haan | ||||
3 |
| b. 25 Mar 1858 | d. 31 Dec 1931 | Harmen Andries Koster | Sijke Hijltjes de Haan |