
![]() | Elbert Mater |
| Elbert Mater | |
| G: | 08 jan 1938 |
| Laren NH | |
| O: | 09 jan 1938 |
| Laren NH | |
| Helena Maria van der Velden | |
| G: | 01 jul 1903 |
| Amsterdam | |
![]() | Johan Wilhelm Mater |
| Johan Wilhelm Mater | |
| G: | 17 jan 1900 |
| Amsterdam | |
| H: | 21 aug 1930 |
| Amsterdam | |
![]() | Louise Helena van der Velden |
| Louise Helena van der Velden | |
| G: | « 1909 |
| Amsterdam | |
| O: | 11 sep 1940 |
| Laren NH | |