
| Anna Catharina Wilhelmina Extra | |
| G: | 12 dec 1908 |
| Heerlen | |
![]() | Maria Gertruda Extra |
| Maria Gertruda Extra | |
| G: | 15 mei 1910 |
| Heerlen | |
| Maria Josephina Wilhelmina Extra | |
| G: | 9 jul 1911 |
| Heerlen | |
![]() | Jan Willem Extra |
| Jan Willem Extra | |
| G: | 31 jul 1912 |
| Heerlen | |
![]() | Augustinus Extra |
| Augustinus Extra | |
| G: | 4 jul 1914 |
| Heerlen | |
| Rosalina Maria Wilhelmina Extra | |
| G: | 30 jan 1919 |
| Heerlen | |
![]() | Maria Philomena Maas |
| Maria Philomena Maas | |
| G: | 7 sep 1889 |
| Heerlen | |
| Jan Willem Extra | |
| H: | 20 aug 1908 |
| Heerlen | |
![]() | Gerard Jozef Maas |
| Gerard Jozef Maas | |
| G: | 12 apr 1844 |
| Heerlen | |
| H: | 18 okt 1888 |
| Heerlen | |
| O: | 15 feb 1922 |
| Heerlen | |