1. '1914 War: Miscellaneous Letters concerning Bahrain' Contributor: King of Bahrain (correspondent)Bahrain Political Agency (creator)Political Agent, Bahrain (creator) Date: 1914/1917 Language: EnglishArabic Extent: 1 file (81 folios)
3. 'B.11 668-II Sirri Island' Contributor: Government of India, Foreign and Political Department (correspondent)Native Agent, Lingah (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent) Date: 1904/1910 Language: EnglishArabicPersian Geographic region: TanbSirriSir Abu Nu'airDalmah IslandFarur Extent: 1 file (146 folios)
4. 'No 413 Vol 19. Revised Commercial Treaty with Muscat' Contributor: Foreign Office (correspondent)Political Agent and Consul, Muscat (correspondent)Government of India, Foreign and Political Department (correspondent) Date: 1887/1905 Language: EnglishArabic Geographic region: ZanzibarMuscat Extent: 1 volume (180 folios)
5. 'Sirri Island Occupation by the Persian Govt. 1887-1902' Contributor: Government of India, Foreign and Political Department (correspondent)Government of Persia, Qajar dynasty (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)India Office (correspondent) Date: 1887/1902 Language: EnglishArabicPersian Geographic region: Abu Musa IslandTanbSirri Extent: 1 volume (235 folios)
6. 'Agreements with the Trucial Chiefs and also with the Chiefs of Bahrain' Contributor: Senior Naval Officer in the Persian Gulf (correspondent)Native Agent, Bahrain (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)Emir of Dubai, Āl Maktūm dynasty (correspondent)Government of India, Foreign Secretary (correspondent) Date: 1891/1900 Language: EnglishArabic Geographic region: BahrainTrucial Coast Extent: 1 volume (71 folios)
7. '32 File 654 Intrigues of Persian officials on Arab Coast' Contributor: Native Agent, Bahrain (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)Native Agent, Lingah (correspondent)Emir of Qatar (correspondent)Emir of Abu Dhabi, Āl Nahyān dynasty (correspondent) Date: 1887/1894 Language: EnglishArabic Geographic region: Bushire Extent: 1 volume (162 folios)
8. '33 File 665 Hostilities between Shaikh Zaid and Shaikh Jasim' Contributor: Political Agent and Consul, Muscat (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)Foreign Office (correspondent)Emir of Qatar (correspondent)Emir of Abu Dhabi, Āl Nahyān dynasty (correspondent) Date: 1888/1890 Language: EnglishArabic Geographic region: QatarAbu DhabiAl BiddaOdaid Extent: 3 volumes (404 folios)
9. ‘37 File 483 Memorandum on Bahrain; Major E L Durand’s Notes on the Antiquities of Bahrain’ Contributor: British Museum, Principal Librarian (correspondent) Date: 1875/1889 Language: EnglishArabic Geographic region: Bahrain Extent: 1 volume (104 folios)
10. '34 File 666 Threatened invasion of Oman by Ibn Rashid' Contributor: Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent)Native Agent, Bahrain (correspondent)Political Agent and Consul, Muscat (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)Foreign Office (correspondent)HM Ambassador to Iran (correspondent)HM Ambassador to the Ottoman Empire (correspondent)Political Agent, Turkish Arabia (correspondent) Date: 1888/1889 Language: EnglishArabic Geographic region: OmanTrucial CoastNajdEl Bida Extent: 1 volume (244 folios)
11. '12 File 323 I - Interference of Persian Agents in Bahrain Affairs' Contributor: King of Bahrain (recipient) Date: 1869/1887 Language: EnglishArabic Geographic region: Bahrain Extent: 1 volume (56 folios)
12. ‘26 File 626 Qatar and Bahrain affairs: action of Shaikh Jasim ibn Muhammad Al Thani against al-`Udaid’ Contributor: Native Agent, Trucial Coast, Sharjah (correspondent)Emir of Qatar (correspondent)Emir of Abu Dhabi, Āl Nahyān dynasty (correspondent) Date: 1881/1886 Language: EnglishArabic Geographic region: Al-HasaQatarAbu DhabiEl Katiff Extent: 1 volume (221 folios)
13. 25 File 624 Biographical histories of noteworthy persons; information collected from officials at Muscat, Makran Coast, Gwadar Contributor: Native Agent, Bahrain (correspondent)Assistant Political Agent, Mekran Coast (correspondent) Date: 1852/1884 Language: EnglishArabicPersian Geographic region: BahrainFarsOmanBusrah Extent: 1 volume (430 folios)
14. '17 File 592 I Runaway Sailors and Divers, Agreement with Trucial Chiefs for their Prevention' Contributor: Native Agent, Trucial Coast, Sharjah (correspondent)Emir of Sharjah, Āl Qāsimī dynasty (correspondent)Emir of Umm al-Qaywayn, Āl Mu'allā dynasty (correspondent)Emir of Ra's al-Khaymah, Āl Qāsimī dynasty (correspondent)Emir of Dubai, Āl Maktūm dynasty (correspondent)Emir of Ajman, Āl Nu'aymī dynasty (correspondent)Emir of Abu Dhabi, Āl Nahyān dynasty (correspondent) Date: 1878/1880 Language: EnglishArabic Geographic region: Trucial Coast Extent: 1 volume (230 folios)
15. Vol 19 Letters inward Contributor: Government of Bombay, Civil Auditor (correspondent)Government of Bombay, Public Department (correspondent)Government of Bombay, Military Paymaster General (correspondent)Government of Bombay, Secretary to the Political Department (correspondent)Sir Knight William Grant Keir (correspondent) Date: 1816/1874 Language: EnglishArabic Geographic region: Rasul Khyma Extent: 1 volume 272 items (162 folios)
16. Letter from Ibrahim bin Rujub [Ibrāhīm bin Rajab], Bombay to Lieutenant-Colonel Edward Charles Ross, Political Resident in the Persian Gulf Date: 1874/1874 Language: EnglishArabic Extent: 4 folios
17. Letter from Major Charles Grant, 1 Assistant Resident to Shaikh Eysan bin Alli [‘Īsá bin ‘Alī Āl Khalīfah], Chief of Bahrain Date: 1874/1874 Language: EnglishArabic Extent: 1 folio
18. Letter from Major Charles Grant, 1 Assistant Resident to Lieutenant-Colonel Edward Charles Ross, Political Resident in the Persian Gulf, Bushire Date: 1874/1874 Language: EnglishArabic Extent: 2 folios
19. Native Letters Outward Date: 1870/1872 Language: EnglishArabicPersian Extent: 1 volume (195 folios)
20. Letter from Syed Majid [Sayyid Majid bin Said Al-Busaid] addressed, via Colonel Lewis Pelly, to Ameer Abdullah [Adbullah bin Faisal bin Turki al-Saud] Date: 1869/1871 Language: ArabicEnglish Extent: 3 folios
21. Letter from Shaikh Zayid ben Khalifeh [Zayid I bin Khalifa Al Nahyan], Chief of Aboothabee [Abu Dhabi] to Lieutenant Colonel Lewis Pelly, HBM's Political Resident Persian Gulf, Bushire Date: 1870/1870 Language: ArabicEnglish Extent: 2 folios
22. File 58 Bahrain affairs Contributor: Shaikh Hakim of Bahrain Muḥammad bin Khalīfah Āl Khalīfah (witness)James Felix Jones (witness) Date: 1862/1868 Language: EnglishArabic Geographic region: Bahrain Extent: 1 volume (183 folios)
23. Letter to Thuwaini bin Said, Sultan of Muscat from an undisclosed author (Lewis Pelly?) Date: 1862/1866 Language: Arabic Extent: 2 folios
24. Letter from Thuwaini bin Said, Sultan of Muscat to Lewis Pelly, Political Resident in the Persian Gulf Date: 1862/1866 Language: Arabic Extent: 1 folio