David Livingstone many newspapers of the time, and Livingstone experienced great difficulty in raising funds to further explore Africa. Nevertheless, John Kirk, Charles Meller, and Richard Thornton, the scientists appointed to work under Livingstone, did contribute large collections of botanical, ecological, geological, and ethnographic material to scientific Institutions in the United Kingdom. In January 1866, Livingstone returned to Africa, this time to Zanzibar, and from there he set out to seek the source of the Nile. Richard Francis Burton, John Hanning Speke, and Samuel Baker had identified either Lake Albert or Lake Victoria as the source (which was partially correct, as the
John Hanning Speke gain from the feud such as book publishers and newspapers. Burton was still extremely weak and once he appeared in front of a committee of the RGS he was not able to make a convincing case for his leading a second expedition to settle the outstanding matters about the Nile. The rift widened, and perhaps became irreversible, when Speke was chosen to lead a subsequent expedition instead of Burton. The two presented joint papers concerning the expedition to the Royal Geographical Society on 13 June 1859. Together with James Augustus Grant, Speke left Portsmouth on 27 April 1860 and departed