Livingstone, David, 1813-1873. Speke, John H., 1827-1864. Johnston, Alexander K., 1804-1871. . Annotations on Map from John H. Speke, Journal of the Discovery of the Source of the Nile (1863), [1869-1873]. Images copyright National Library of Scotland. Creative Commons Share-alike 2.5 UK: Scotland (https://creativecommons.org/licenses/by-nc-sa/2.5/scotland/). As relevant, copyright Dr. Neil Imray Livingstone Wilson. Creative Commons Attribution-NonCommercial 3.0 Unported (https://creativecommons.org/licenses/by-nc/3.0/).