I have come across the following. Note the date and where his son died.
George John Palmer Shepstone
Male 1849 - 1879
Birth 11 Jun 1849 Pietermaritzburg, KwaZulu Natal.
Died 22 Jan 1879 Isandlwanana, KwaZulu Natal.
Father - Theophilus Shepstone, b. 8 Jan 1817, Westbury, Wiltshire, England , d. 23 Jun 1893, Pietermaritzburg, KwaZulu Natal, South Africa
Mother - Maria Palmer, b. 9 Mar 1815, d. 2 Mar 1893, Pietermaritzburg, KwaZulu Natal, South Africa
Family - Kate Henderson, b. Est 1852n
1. George Harold Shepstone, b. Mar 1876, d. 20 Jan 1897, Isandlwanana, KwaZulu Natal.
2. Martin Angus Shepstone, b. 2 Jan 1878, d. Yes, date unknown