1920 - 1961 (40 år)
| Gernedina Johanna Maria Koch 1920-1961 |
| Gernedina Johanna Maria Koch | |
| F: | 11 Aug 1920 |
| Vanrhynsdorp, Western Cape, South Africa | |
| D: | 1 Apr 1961 |
| South Africa | |
 | Cecil Aulton Matthews 1915-1984 |
| Cecil Aulton Matthews | |
| F: | 9 Sep 1915 |
| South Africa | |
| V: | 11 Sep 1939 |
| Venterstad, Eastern Cape, South Africa | |
| D: | 8 Aug 1984 |
| Williston, Northern Cape, South Africa | |
