Routes of Serpa Pinto 1877-79, Livingstone 1849-60, and Cameron 1873-75 are shown. "Major Pinto's route has been inserted from his original maps, and the positions upon it are laid down in accordance with the results of his numerous astronomical observations." British possessions colored red. Portuguese territory colored brown. Independent territories are labeled. From: Proceedings of the Royal Geographical Society and monthly record of geography. Vol. 1 (1879), no. 8, pp. 481-9; held in Firestone Library. Call number: G7 .J6873