1. 'File 19/109 IX (C 82) Bahrain - Relations with other Powers' Date: 1937/1941 Language: English Geographic region: Kingdom of HejazBahrainBūshehr
2. 'File 19/163 II (C 77) Nejd-Bahrain Relations' Date: 1932/1939 Language: English Geographic region: Kingdom of HejazHidjaz
3. ‘HYDROGRAPHY – SELF PROPELLED BARGE CHANNELS. ZELLAQ, BAHREIN TO ARABIA. BR-513’ Date: 1938/1938 Language: English Geographic region: Kingdom of HejazHidjaz
4. ‘BAHREIN & VICINITY. BR-486/1’ Date: 1939/1939 Language: English Geographic region: Kingdom of HejazHidjaz
5. 'File 19/109 VII (C 59) Shaikh's Relations with other Foreign Powers' Date: 1933/1935 Language: English Geographic region: Kingdom of HejazGusbaBahrainBūshehr
6. 'File 19/109 VIII (C 68) Bahrain Relations with other Foreign Powers' Date: 1935/1937 Language: English Geographic region: Kingdom of HejazBahrainBūshehr
7. Correspondence Relating to Ibn Saud Circulated to Kuwait by Other Gulf Posts Date: 1919/1922 Language: English Geographic region: AdenKingdom of HejazNejd
8. File 10/11 Ibn Sa`ud and the Hijaz: cession of `Aqaba; conquest of `Asir; abdication of Amir `Ali; fall of Medina; fall of Jidda; establishment of Ibn Sa`ud's administration in Jidda Date: 1924/1926 Language: English Geographic region: Kingdom of Hejaz
9. File 10/11 Ibn Sa`ud and the Hijaz: Fall of Taif; abdication of King Husain; occupation of Mecca Date: 1924/1924 Language: English Geographic region: Kingdom of Hejaz
10. File 1707/1924 ‘Arabia:- Jeddah Situation Reports. (1924-1930)’ Date: 1924/1931 Language: English Geographic region: JeddahKingdom of Hejaz
11. File 3666/1925 'ARABIA: PRINTED CORRESPONDENCE 1924-28' Date: 1924/1929 Language: English Geographic region: MeccaKingdom of Nejd and HejazKingdom of HejazMedina
