space of twelve years since Stanley sailed down the Lua-Laba and found it the Congo.
The eastern slope of Lake Tanganyika has already been visited by a very large number of white travellers, traders, and missionaries, and the journey has even been made by a lady, Mrs. Annie B. Hore, in a bath-chair. Houses in the European style have sprung up on its shores, and its waters have been navigate] by steam. South-west of Tanganyika, geographical triumphs have been less brilliant, although even here Livingstone's routes have been crossed and completed by those of Girauld, Bohm, and Reichardt. Towards the west, Cameron,
who in 1874 had discovered the emissary of the lake to the Upper Congo, also explored others of its headstreams, and crossed the divide between the Congo and the Zambese, being the first of modern travellers to complete the journey across the continent, from Zanzibar on the Indian to Benguella on the Atlantic Ocean."
Others, such as Wissmann, Gleerup, and Oscar Lenz have since traversed the Congo basin, also crossing from sea to sea, while on the western slope nearly all the Congo affluents have been ascended as far as navigable. Mechow, Büttner Tappenbeck, and Massari have surveyed the Kwango basin; Wissmann, De Francois and Grenfell have studied the course of the Kassai, which, with its
