1. '15/4 TRIBES OF BRITISH SOMALILAND' Date: 1941/1941 Language: English Geographic region: British Somaliland
2. 'Arms traffic (outside Persian Gulf)' Date: 1904/1904 Language: English Geographic region: JibutiGulf of AdenAdenBritish Somaliland
3. '1902. THE LORD CURZON OF KEDLESTON. TELEGRAPHIC CORRESPONDENCE WITH THE SECRETARY OF STATE FOR INDIA.' Date: 1902/1902 Language: English Geographic region: India
4. Coll 1/30 'Aden Protectorate: extension of the limit of the Red Sea Patrol to include the Gulf of Aden, Socotra and British Somaliland' Date: 1933/1933 Language: English Geographic region: SocotraGulf of AdenBritish Somaliland
