1. 'Who's Who in Aden and Western Arabia' Date: 1916/1916 Language: English Geographic region: YemenLahejAden
2. Coll 1/57 'Aden. Jurisdiction over the territorial waters of Arab States of the Aden Protectorate' Date: 1934/1935 Language: English Geographic region: Lahej
3. Coll 1/28 'Aden Protectorate, Lahej; conspiracy against the Sultan of Lahej and question of recognition of his eldest son as his successor' Date: 1933/1937 Language: English Geographic region: Lahej
4. File 2415/1916 ‘Aden Protectorate:- Gift of £10,000; Gift of Guns to Sultan of Lahej.’ Date: 1914/1928 Language: English Geographic region: AdenLahej
