13. 'File 19/198 (C 75) Bahrain - Khor Kaliya' Date: 1927/1933 Language: English Geographic region: BahrainBūshehrAbū-ShahrHormuz Isle
14. 'File 19/243 IV Zubarah' Date: 1946/1948 Language: English Geographic region: ZubarahBahrainBūshehr
15. 'File 19/243 II (C 72) Zubarah' Date: 1937/1937 Language: English Geographic region: ZubarahQatar
16. 'File 23/15, 19 I (D 89) Mesopotamia - General' Date: 1918/1933 Language: English Geographic region: RaikanNērva
17. 'File 52/4 (B 1) Persian Islands (1) Kais [Kish] Island' Date: 1906/1908 Language: English Geographic region: KaisBūshehrAbū-ShahrHormuz Isle
18. 'File 86/66 Status of Kuwait Bay and Extent of Territorial Waters in Kuwait' Date: 1946/1947 Language: English Geographic region: KuwaitKuwait BayBūshehr
19. 'File 19/109 II (C 17) Bahrain: Relations of Chief with other Foreign Powers' Date: 1913/1922 Language: English Geographic region: ZubarahAl-Hasa
20. ‘HYDROGRAPHY – SELF PROPELLED BARGE CHANNELS. ZELLAQ, BAHREIN TO ARABIA. BR-513’ Date: 1938/1938 Language: English Geographic region: Kingdom of HejazHidjaz
21. 'Existing Treaties between the British Government and the Trucial Chiefs, 1906' Date: 1906/1906 Language: English Geographic region: Trucial StatesBūshehrAbū-ShahrHormuz Isle
22. 'Treaties and Undertakings in Force between the British Government and the Sultans of Maskat [Muscat] and Oman, 1845-1914' Date: 1909/1932 Language: English Geographic region: BūshehrAbū-ShahrHormuz Isle
23. ‘BAHREIN & VICINITY. BR-486/1’ Date: 1939/1939 Language: English Geographic region: Kingdom of HejazHidjaz
24. 'Administration Report of the Persian Gulf for the Year 1936' Date: 1937/1937 Language: English Geographic region: BūshehrAbū-ShahrHormuz Isle