51. 'Arabic Bound File No 5' Date: 1900/1905 Language: EnglishArabicPersian Extent: 1 file (205 folios)
52. 'Arabic/English File No. 7' Date: 1897/1903 Language: EnglishArabicPersian Extent: 1 file (287 folios)
53. 'File 1/A/23 I Activities of the Persian Navy' Date: 1933/1937 Language: EnglishArabicPersian Extent: 1 volume (254 folios)
54. 'File 5/1 III Kuwait Oil Company' Contributor: Anglo-Iranian Oil Company Limited (correspondent)Emir of Kuwait (correspondent)Political Resident, Persian Gulf (correspondent) Date: 1924/1931 Language: EnglishArabicPersianFrench Extent: 1 Volume (379 folios)
55. 'File 16/00 Letters of good offices' Date: 1928/1931 Language: EnglishArabicPersian Extent: 1 file (136 folios)
56. 'File 5/193 I (B 23) Slavery in the Gulf' Date: 1924/1929 Language: EnglishArabicPersian Extent: 1 volume (216 folios)
57. 'File 20/1- Vol: III Ceremonial and Celebrations: New Year's and King's Birthday's Celebrations.' Contributor: Adviser to the Government of Bahrain (correspondent)Shaikh Hakim of Bahrain Ḥamad bin 'Īsá Āl Khalīfah (correspondent) Date: 1935/1939 Language: EnglishArabicPersian Extent: 1 file (283 folios)
58. 'File 23/1 Acquisition of property in Bahrain by Shaikh Muhammad ibn `Isa Al Khalifa; Hindu Bathing Pool' Contributor: Bahrain Political Agency (creator) Date: 1928/1929 Language: EnglishArabicPersian Extent: 1 file (14 folios)
59. ‘File 16/23 [I] Miscellaneous. Payment of Military pensions from the Bahrain Treasury and other correspondence regarding.’ Contributor: Controller of Military Pension Accounts, Southern and Western Command (correspondent)Controller of Military Pension Accounts, Lahore (correspondent) Date: 1927/1934 Language: EnglishPersian Extent: 1 file (187 folios)
60. 'File 17/25 Stationery purchased from firms' Contributor: The Times Printing and Publishing Co Ltd (correspondent)Thacker and Company Ltd (correspondent)A Webster and Company (correspondent)Gale and Polden Ltd (correspondent)Secretary to the Political Resident in the Persian Gulf (correspondent)Political Agent, Trucial Coast (correspondent)British Consul, Khorramshahr (correspondent) Date: 1942/1945 Language: EnglishPersian Extent: 1 file (185 folios)
61. 'File 3/8 Books etc: Transliteration of vernacular names and places.' Date: 1903/1932 Language: EnglishPersianArabicPashto Extent: 1 file (81 folios)
62. ‘File 7/4 Registration of Companies under Art 69 of Kuwait Order-in-Council, 1949’ Contributor: Kuwait Oil Company (correspondent)Imperial Bank of Iran (correspondent)Gulf Oil Corporation (correspondent)Gray, Mackenzie and Company Limited, shipping agents (correspondent)Cable and Wireless Ltd (correspondent) Date: 1936/1949 Language: EnglishPersian Extent: 1 file (146 folios)
63. ‘File 16/45 Case of certain thefts from the Political Agency, Bahrain’ Contributor: Political Agent and Consul, Muscat (correspondent) Date: 1933/1947 Language: EnglishPersian Extent: 1 file (29 folios)
64. 'File 5/197 I – Absconding of Slaves from Sharja and Henjam' Contributor: Senior Naval Officer in the Persian Gulf (correspondent) Date: 1930/1934 Language: EnglishArabicPersian Extent: 1 volume (202 folios)
65. 'File 86/1 V (D 96) Kuwait Oil' Contributor: Anglo-Iranian Oil Company Limited (correspondent)Arabian Development Syndicate Limited (correspondent)Kuwait Oil Company (correspondent)Political Agent, Kuwait (correspondent)Secretary of State for India, United Kingdom (correspondent)Emir of Kuwait (correspondent)Frank Holmes (correspondent)Archibald Hugh Tennent Chisholm (correspondent) Date: 1933/1934 Language: EnglishPersian Geographic region: Kuwait Extent: 1 file (359 folios)
66. ‘16/23-III Miscellaneous – Payments of Military Pension from the Bahrain Treasury and other Correspondence regarding’ Contributor: Controller of Military Pension Accounts, Lahore (correspondent) Date: 1938/1945 Language: EnglishPersianHindiPanjabiTamil Extent: 1 file (366 folios)
67. 'List Showing the Names, Titles and Modes of Address of the More Important Sovereigns, Ruling Princes, Chiefs, Nobles etc., Having Relations with the Indian Government, Alqabnamah' Contributor: James Orton (correspondent)Francis Warden (correspondent) Date: 1935/1935 Language: EnglishPersianArabic Geographic region: BūshehrAbū-ShahrHormuz Isle Extent: 1 volume (71 folios)
68. 'File 8/2 Public petitions etc. Letters to Major Daly (P.A.) thanking him for his interest in Bahrain affairs' Contributor: Bahrain Political Agency (creator) Date: 1921/1924 Language: EnglishArabicPersian Extent: 1 file (33 folios)
69. 'File 19/109 I (C 12) Bahrein Chief's relations with British Govt. and other Powers' Contributor: James Orton (correspondent)Francis Warden (correspondent)Hugh Weightman (correspondent) Date: 1903/1912 Language: EnglishFrenchPersianArabic Geographic region: BahrainBūshehr Extent: 1 volume (195 folios)
70. 'File 19/109 III (C 22) Bahrain - Relations with Foreign Powers, Etc' Contributor: James Orton (correspondent)Francis Warden (correspondent)Hugh Weightman (correspondent) Date: 1922/1925 Language: EnglishPersianFrench Geographic region: BahrainBūshehr Extent: 1 volume (243 folios)
71. 'File 19/109 IV (C 28) Shaikh's Relations with other Foreign Powers' Contributor: James Orton (correspondent)Francis Warden (correspondent)Hugh Weightman (correspondent) Date: 1925/1929 Language: EnglishPersian Geographic region: BahrainBūshehr Extent: 1 volume (298 folios)
72. East Persia, Herat and Afghanistan mission order Date: 1860/1860 Language: EnglishPersian Geographic region: AfghanistanMeshedHerātKabulKandaharEast AfricaArabian PeninsulaCentral AsiaBaroda StateIranKalat StateMysore StatePersian GulfRajputanaRiyadhRussiaSindUdaipur StateZanzibarGohadMuscat Extent: 1 file (6 folios)