1910 - 1975 (64 years)
| Johanna Susanna Maria Powell | |
| B: | 25 Jan 1938 |
| D: | 12 Jan 1963 |
| Antonie Louwrens van Dyk | |
| B: | 21 May 1936 |
| Krugersdorp, Transvaal, Suid-Afrika | |
| M: | 5 May 1956 |
| Rustenburg, Transvaal, Suid-Afrika | |
| D: | 18 May 1993 |
| Karibib, Namibia | |
| Owen Walter Hoole Powell | |
| B: | 15 May 1910 |
| Groot-Marico, Vrystaat, Suid-Afrika | |
| D: | 30 Mar 1975 |
| Rustenburg, Transvaal, Suid-Afrika | |
| Hester Cecilia Carolina Wilhelmina Cloete | |
| B: | 1914 |
| M: | CA 1932 |
| D: | 11 Sep 1961 |
| Swartruggens, Transvaal, Suid-Afrika | |
