cover 1879 (Jun.) cover to London, endorsed "Field Force Letter" and "W.R. Cheyne, Surg., Fort Pearson, Lower Tugela, 20.6.79.", bearing Natal 1875 6d. violet tied by indistinct numeral cancellation showing "DURBAN/23/6/1879/NATAL" alongside; cover with minor soiling and staining, backstamped at London upon arrival. Photo