| Birth |
28 Oct 1872 |
Grootehoek farm, Graaff-Reinet, Eastern Cape, South Africa |
| Christened |
7 Jan 1876 |
Die Vrye Kerk, Graaff-Reinet, Eastern Cape, South Africa |
| Died |
15 Feb 1927 |
Graaff-Reinet, Eastern Cape, South Africa |
| Buried |
Graaff-Reinet Cemetery, Graaf-Reinett, Eastern Cape, South Africa |
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| Father |
Robert Mitford Bowker, b. 16 May 1848, Craigie Burn farm, Somerset East, Eastern Cape, South Africa |
| Mother |
Agnes Sarah Bowen, b. 1854, Grootrock, Graaff-Reinet, Eastern Cape, South Africa |
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| Family |
Johannes Diederick S. Slabbert, b. 28 Apr 1865, Graaff-Reinet, Eastern Cape, South Africa |
| Married |
1892 |
Graaff-Reinet, Eastern Cape, South Africa |
| Children |
| + | 1. Christopher Hendrik Jacobus Slabbert |
| | 2. Robert Mitford Bowker Slabbert, b. 28 Oct 1902, Graaff-Reinet, Eastern Cape, South Africa |
| + | 3. Mitford Bowen Slabbert, b. 24 Jan 1905 |
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