Routes of expedition shown in red. Locations of camps along route are given. Previous routes of Livingstone, Stanley, Burton, Speke, Cameron, Elton, Cotterill, and Stewart are shown. Includes elevation profile: Approximate section along Mr. Thomson's route between Nyassa and Tanganyika [vert. scale ca. 1:161,600]. Landmarks along section are shown. Relief shown by hachures. From: Proceedings of the Royal Geographical Society and monthly record of geography. Vol. 2 (1880), no. 12, pp. 721-42; held in Firestone Library. Call number: G7 .J6873