
![]() | George Marvin Posthumus |
| George Marvin Posthumus | |
| G: | 20 apr 1928 |
| Grand Rapids,MI,USA | |
| O: | 21 apr 1928 |
| Grand Rapids,MI,USA | |
|
![]() | Anna Defouw |
| Anna Defouw | |
| G: | 6 okt 1894 |
| Grand Rapids,MI,USA | |
| O: | 1 dec 1984 |
![]() | Lucas Jacob Posthumus |
| Lucas Jacob Posthumus | |
| G: | 7 sep 1892 |
| Grand Rapids,MI,USA | |
| H: | 1917 |
| Michigan,USA | |
| O: | 12 nov 1971 |
| Grand Rapids,MI,USA | |