Henry Morton Stanley the source of the Nile. Between 1875 and 1876 Stanley succeeded in the first part of his objective, establishing that Lake Victoria had only a single outlet – the one located by John Hanning Speke on 21 July 1862. If this was not the Nile's source, then the massive northward flowing river called by Livingstone, the Lualaba, and mapped by him in its upper reaches, might flow on north to connect with the Nile via Lake Albert and thus be the primary source. It was therefore essential that Stanley should trace the course of the Lualaba downstream (northward) from Nyangwe,
John Davis (English explorer) John Davis (English explorer) John Davis or Davys (c. 155029 December 1605) (b. 1543?) was one of the chief English navigators of Elizabeth I. He led several voyages to discover the Northwest Passage and served as pilot and captain on both Dutch and English voyages to the East Indies. He discovered the Falkland Islands (today a British Overseas Territory) in August 1592. It is important that Captain John Davis of Sandridge should not be confused with a contemporary, Captain John Davis of Limehouse. Both served in the fleet of Captain James Lancaster during the first voyage of the East India