
![]() | Jan August Hendrik Martin Retel Helmrich |
| Jan August Hendrik Martin Retel Helmrich | |
| G: | 8 feb 1932 |
| Soerakarta | |
| O: | 4 sep 1999 |
| Benidorm | |
| Soejati | |
| H: | 28 mrt 1957 |
| Tegal | |
![]() | Peter Ferdinand Retel Helmrich |
| Peter Ferdinand Retel Helmrich | |
| G: | ca. jul 1961 |
| Spijkenisse | |
| O: | 30 dec 1961 |
| Rotterdam | |
![]() | Martin Jan Cornelis Retel Helmrich |
| Martin Jan Cornelis Retel Helmrich | |
| O: | Ja, datum echter onbekend |
![]() | Emilie Jeanne Verburgt |
| Emilie Jeanne Verburgt | |
| O: | Ja, datum echter onbekend |