Map of the Hinterland of the Gold Coast Colony [now Ghana] Compiled by Mr. G E Ferguson from his own surveys from native information & from existing maps. The map shows routes, districts, tribes and provinces in parts of present-day Ivory Coast, Mali, Upper Volta, Ghana, Togo, Benin and Niger. Reference table. Lithographed at the Intelligence Division, War Office, August 1893. Inset: map showing sphere of British influence in the hinterland of the Gold Coast Colony (Ghana).