| Fredrikus Hoornstra (1878 - 1955) |
Olf Bos (1882 - 1952) |
| Jantje Hupkens (1883 - 1957) |
Marchien Eefting (1889 - 1967) |
| Johannes Hoornstra | (Confidential, Female) |
| b. 1916 d. 4 Jun 1976, Gees bur. occ. edu. rel. |
b. d. bur. occ. edu. rel. |
| (Confidential, Male) |