
![]() | Roy Ralph Datema |
| Roy Ralph Datema | |
| G: | 29 jun 1902 |
| Grand Rapids,MI,USA | |
| O: | 22 sep 1960 |
| Grand Rapids,MI,USA | |
![]() | Marie Kastelin |
| Marie Kastelin | |
| G: | 20 apr 1904 |
| Grand Rapids,MI,USA | |
| H: | 3 mei 1922 |
| Grand Rapids,MI,USA | |
| O: | 8 apr 2004 |
| Jupiter,FL,USA | |
![]() | Lijsbert Kooistra |
| Lijsbert Kooistra | |
| G: | 3 sep 1880 |
| Blija,FR,NLD | |
| O: | 5 okt 1928 |
| Grand Rapids,MI,USA | |
![]() | George Milton Datema |
| George Milton Datema | |
| G: | 28 mrt 1878 |
| Allendale,MI,USA | |
| H: | 10 okt 1899 |
| Grand Rapids,MI,USA | |
| O: | 1 nov 1941 |
| Grand Rapids,MI,USA | |