See A Guide to Manuscripts and Documents in the British Isles relating to Africa, compiled by N Matthews and MD Wainwright, edited by JD Pearson (School of Oriental and African Studies, University of London), p. 25.
Lieutenant-Colonel Raymond John Marker, A.D.C. to Lord Kitchener, 1898-1912.
-- Proclamation on behalf of the Government of the Orange Free State annexing part of Natal; signed by AJ Strauss and CJ Erasmus, commandants, and WPV Nitkerk, Field Cornet, 31 October 1899. Dutch. Copy. (Add. 36878, f. 71).
-- Telegraphic circulars giving details of the movements of the Boer and English forces, issued by the Government of the South African Republics for the information of a commandant. 15 October 1899-4 May 1900. Dutch. Typescript and pressed copies. 179 ff. (Add. 36757. For English translations of many of them see the "Boer version of the Transvaal War", 1901).
-- Official papers and private correspondence of BB Weil relating chiefly to the siege of Mafeking where he was a civilian resident. 1899-1900. 8 vols. (Add. 46848-55: Weil Papers).
-- Letters from Captain Claude Alexander Lafone, D.S.O., of the 2nd Battalion The Devonshire Regiment, while on service in the war in South Africa; addressed to his family. 26 October 1899-19 June 1901. 144 ff. (Add. 39558).
-- Papers of William Henry Younger, settler in the Transvaal, relating chiefly to South Africa and the Boer War. 1899-1915. 78 ff. English and Dutch. (Add. 42848A).
-- Drawings and plans of battles, sieges, &c. chiefly executed by Lieutenant-Colonel Charles Hamilton-Smith; including (8) position of the British troops at Cape Town, South Africa, in the action of the 8 July 1806 (f. 10b) (Add. 23618). civilian resident. 1899-1900. 8 vols. (Add. 46848-55: Weil Papers).
-- Letters from Captain Claude Alexander Lafone, D.S.O., of the