37. File 5/45 Personal File: Major J E H Hudson Date: 1947/1949 Language: EnglishArabic Extent: 1 file (461 folios)
38. 'File 14/3 I Establishment; pay and allowances, correspondence re' Contributor: Superintendent of Post Offices, Lower Sind and the Persian Gulf, Karachi (correspondent)Adviser to the Government of Bahrain (correspondent)Director of Posts and Telegraphs, Sind and Baluchistan Circle, Karachi (correspondent)Post Master, Bahrain (correspondent) Date: 1926/1940 Language: EnglishArabic Geographic region: Muscat Extent: 1 file (276 folios)
39. 'File [IIA/1 III] II. AVIATION. A. CIVIL AVIATION. (1) Civil Air Agreement with Sultan.' Contributor: Persian Gulf Political Residency (correspondent)Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent; subject)Imperial Airways (correspondent)Air Ministry (correspondent) Date: 1937/1938 Language: EnglishArabic Extent: 1 volume (131 folios)
40. 'War Subsidy & Grants 1939 to 1942' Date: 1939/1943 Language: EnglishArabic Extent: 1 volume (210 folios)
41. 'File 6/84 Miscellaneous help to Shaikh and his Relatives' Contributor: British Consul, Baghdad (correspondent) Date: 1944/1945 Language: EnglishArabic Extent: 1 file (10 folios)
42. 'File E.2. Turkish Activities on the Mainland Adjacent to Bahrain: (i) Qatar; (ii) Zakhnuniya Island; (iii) Hawar' Date: 1909/1912 Language: EnglishArabic Extent: 1 volume (88 folios)
43. File 14/1 'Piracies & Irregularities at Sea' Contributor: Political Resident, Persian Gulf (correspondent)British Vice-Consul, Lingah (correspondent) Date: 1907/1914 Language: EnglishArabic Geographic region: Persian GulfSomali Coast Extent: 1 file (301 folios)
44. 'File 34/3 Persian Gulf pearl fisheries' Date: 1906/1924 Language: EnglishArabic Extent: 1 file (37 folios)
45. 'File 0629/2 Correspondence regarding the land beneath the sea outside territorial waters' Contributor: Bahrain Political Agency (correspondent)Political Agent, Trucial Coast (correspondent)Emir of Abu Dhabi, Āl Nahyān dynasty (correspondent) Date: 1950/1950 Language: EnglishArabic Extent: 1 file (25 folios)
46. 'File 33/9 [17/2] TELEPHONIC COMMUNICATION BETWEEN MUHARRAQ & MANAMA.' Contributor: Political Resident, Persian Gulf (correspondent)Government of Bahrain, State Engineer (correspondent)Air Ministry (correspondent) Date: 1932/1935 Language: EnglishArabic Geographic region: Muharraq Extent: 1 file (107 folios)
47. ‘File 22/6 I Kalba’ Contributor: Political Agent, Trucial Coast (correspondent) Date: 1951/1951 Language: EnglishArabic Geographic region: Trucial CoastDhaidKalba Extent: 1 file (58 folios)
48. 'File 3/1 Local affairs' Contributor: Emir of Dubai, Āl Maktūm dynasty (correspondent)Emir of Ra's al-Khaymah, Āl Qāsimī dynasty (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent) Date: 1932/1939 Language: EnglishArabicPersian Geographic region: DubaiSharjahAjmanRas al-Khaimah Extent: 1 file (261 folios)