Map attached to protocol describing boundary between the Uganda Protectorate and the Belgian Colony of the Congo from Mt. Nkabwa to Mt. Sabinio.
[London] : War Office,
1912.
Relief shown by contours and spot heights.
Map No. 1 in: Agreement between the United Kingdom and Belgium respecting boundries in East Africa (Mount Sabinio to the Congo-Nile watershed) (Treaty series 1920 No.2) (Cmd.517)