John Hanning Speke a new expedition and took a boat along the entire shore of Lake Victoria; he established that Lake Tanganyika and the Nile were not connected in any way, and he explored the headwaters of Lake Edward. It was now proven that Speke had been right all along, and that the Nile flowed from Lake Victoria via Ripon Falls and Murchison Falls to Lake Albert and from there to Gondokoro. It was in later years, however, that other explorers found that Lake Victoria is not the southernmost source of the Nile, rather it is the Kagera River that flows from the
Jakob Erhardt then in the "Church Missionary intelligencer" in 1856. The map was reproduced with commentary in other publications. The reports of snow on mounts Kilimanjaro and Kenya, near to the equator, caused considerable controversy. The map caused the British government and the Royal Geographical Society to hire Richard Francis Burton and John Hanning Speke to investigate the great lake, or lakes, and determine if they were the source of the Nile. The map came to be known as the "slug map" from the shape of the Uniamesi or Niassa inland sea. Burton called it the Mombas Mission Map. Erhardt worked in