John Hanning Speke although the pair seemed to have shared the hardships and labors of the journey pretty much evenly. Once it became clear that Speke might have found the source of the Nile the relationship deteriorated further. Why Burton did not journey back to Lake Victoria with Speke to make a better reconnoitre of the Lake after Speke returned to base camp in Kazeh is unclear. Burton was incapacitated and had to be carried by bearers but this had been true for a great deal of the trip. While Speke and Burton were instrumental in bringing the source of the Nile to
John Hanning Speke Grant reached Gondokoro in Southern Sudan, where he met Samuel Baker and his "wife". (Her name was Florence von Sass and she had been rescued by Baker from a slave market in Vidin during a hunting trip in Bulgaria.) Speke had expected to meet John Petherick and his wife Katherine at Gondokoro, as they had been sent by the RGS south along the Nile to meet Speke and Grant. However the Pethericks were not there but on a side expedition to trade ivory, as they had run out of funds for their expedition. This caused some hard feelings between Pethrick