1. 'Bahrein Civil Air Agreement' Date: 1940/1940 Language: English Geographic region: Bahrein Extent: 1 file (4 folios)
2. 'PERSIAN GULF ARABIA. BAHREIN HARBOUR' Contributor: Admiralty (publisher) Date: 1906/1911 Language: English Geographic region: Persian GulfBahrein Extent: 1 map
3. 'PLANS IN THE PERSIAN GULF. BAHREIN HARBOUR' Contributor: Admiralty (publisher) Date: 1903/1911 Language: English Geographic region: Persian GulfBahrein Extent: 1 map
4. ‘Book No 157 Old Index From May 1847 To November 1849’ Vol 157 Secret letters outward Contributor: Chief of Sohar (witness) Date: 1847/1849 Language: English Geographic region: Trucial CoastBahreinMuscat Extent: 1 volume (140 folios)
5. 'Book No 253' Contributor: Assistant to the Political Resident in the Persian Gulf (correspondent)Native Agent, Bahrain (correspondent)Political Agent, Turkish Arabia (correspondent)Shaikh of Demaum (correspondent)King of Bahrain (correspondent) Date: 1857/1862 Language: EnglishArabic Geographic region: BassidoreDemaumBahrein Extent: 1 volume (226 folios)
6. 'Book No. 49' Contributor: Governor of Bushire (correspondent)HM Ambassador to Iran (recipient)Senior Naval Officer in the Persian Gulf (recipient)Prince-Governor of Fārs, Qajar dynasty (correspondent)Shaikh of Bushire, Arab ruler (correspondent)King of Bahrain (correspondent) Date: 1827/1836 Language: English Geographic region: PersiaMuscatTrucial CoastBahrein Extent: 1 volume (96 folios)
7. 'Book 130' Letters inward Contributor: Political Agent and Consul, Zanzibar (correspondent)Government of Bombay, Secretary to the Political Department (correspondent)Shaikh Salmin bin Nasir (recipient) Date: 1840/1841 Language: EnglishArabic Geographic region: Trucial CoastEl BiddahBahreinMuskatKarrack (island)Eastern Africa Extent: 1 file (40 folios)
8. ‘Vol 124 Secret letters inward and outward’ Date: 1840/1843 Language: English Geographic region: AfghanistanBahreinHerātKarrack (island) Extent: 1 volume (72 folios)
9. ‘Vol 125 Native letters inward’ Contributor: Native Agent, Bahrain (correspondent)Native Agent, Muscat (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)Newswriter at Shiraz (correspondent) Date: 1840/1841 Language: English Geographic region: Trucial CoastBahreinPersiaMuscatSheraz Extent: 1 volume (133 folios)
10. 'Vol 255 Slave Trade' Date: 1857/1861 Language: English Geographic region: BahreinBassidoreShargahZanzibar Extent: 1 volume (184 folios)
11. 'Vol 282 Head IV, Volume 11 (eleven) Bahrein and Wahabee Complications' Contributor: Native Agent, Bahrain (correspondent)King of Bahrain (correspondent)Commander, HM sloop Falkland (correspondent)Commander, HM frigate Semiramis (correspondent)Shaikh of Demaum (correspondent) Date: 1859/1862 Language: EnglishArabicTurkish, Ottoman (1500-1928) Geographic region: BahreinBassidoreDemaumKatif Extent: 2 volumes (354 folios)
12. 'Vol 58 Native Letters Inward' Contributor: Native Agent, Bahrain (correspondent)Native Agent, Lingah (correspondent)Native Agent, Muscat (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent) Date: 1828/1829 Language: English Geographic region: BahreinLingahMuscatSharqah Extent: 1 volume (95 folios)
