Great Britain. War Office. General Staff. Geographical Section
[London?] : Geographical Section, General Staff, 1912.
Relief shown by form lines. At top of map: Africa 1:250,000. Sheet North-C-29, S. "War Office, Jan. 1911. Compiled at the War Office from local reconnaissances and drawn and printed at the Ordnance Survey Office, Southampton, 1912."
Princeton: Historic Map Division, Special Collections, Firestone Library