13. 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
14. A Note to the Vice-Consul in Tehran Proposing a British Protectorate on the Southern Coast of the Gulf of Aden Creator: Author: Sir Arthur William Moore, Knight Date: 1886/1886 Language: English Geographic region: Gulf of Aden
15. File 1355/1917 Pt 3 'Arms Traffic - Convention' Date: 1919/1921 Language: English Geographic region: AfghanistanPersian Gulf