1. 'File 10/10 II Bahrain Additional Area' Contributor: Bahrain Political Agency (creator)Political Agent, Bahrain (creator) Date: 1947/1949 Language: EnglishArabic Geographic region: Hawar Islands Extent: 1 file (52 folios)
2. 'File 6/21 Proposed return of Shaikh Khallaf, late Shea [Shī‘a] Qadhi of Bahrain' Contributor: High Commissioner, Iraq (correspondent)King of Bahrain (correspondent)Shaikh Khallaf bin Ahmad Asfour al- (correspondent; subject) Date: 1929/1933 Language: EnglishArabic Extent: 1 file (45 folios)
3. 'File K/6 Wakils and Agents in the Agency Courts' Date: 1927/1950 Language: EnglishArabic Extent: 1 file (120 folios)
4. 'File 53/54 VI (D 143) Kuwait Blockade' Date: 1937/1938 Language: EnglishArabic Extent: 1 volume (203 folios)
5. Untitled alchemical treatise ذومقراطيس Democritus Contributor: Democritus of Abdera (author) Date: 1519/1519 Language: Arabic Extent: ff. 57v-66r
6. 'Vol 212 Secret Correspondence: Bahrain; Muscat and Bandar Abbas; Miscellaneous and Local' Contributor: HM Ambassador to Iran (correspondent)Political Agent, Turkish Arabia (correspondent)Āl 'Alī (Family) (correspondent) Date: 1856/1857 Language: EnglishArabic Geographic region: Bunder AbbasMuscat Extent: 2 volumes (305 folios)
7. 'File 8/65 IV MUSCAT STATE AFFAIRS: RENEWAL OF COMMERCIAL TREATY.' Contributor: Political Resident, Persian Gulf (correspondent)Secretary of State for India and Burma, United Kingdom (correspondent)Foreign Office (correspondent)Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent)Colonial Office (correspondent)Dominions Office (correspondent) Date: 1938/1941 Language: EnglishArabic Extent: 1 file (244 folios)
8. 'File XXXVI/1 CEREMONIALS, HONOURS & REWARDS. - SALUTES. 1887-1926.-' Date: 1873/1926 Language: EnglishArabicFrench Extent: 1 volume (106 folios)
9. ‘File 7/10 Mishaps to R.A.F. aircraft’ Date: 1940/1946 Language: EnglishArabic Extent: 1 file (96 folios)
10. ‘File 13/3 BOAC [British Overseas Airways Corporation] services’ Contributor: British Overseas Airways Corporation (correspondent) Date: 1932/1950 Language: EnglishArabic Geographic region: Muharraq Aerodrome Extent: 1 file (226 folios)
11. Ḥayāt al-ḥayawān al-wusṭá كتاب حياة الحيوان الوسطى Damīrī, Muḥammad ibn Mūsá دميري، محمد بن موسى Contributor: Muḥammad ibn Mūsá Damīrī (author) Date: 1418/1418 Language: Arabic Extent: Codex; ff. i+225+i
12. ‘File 29/18i I Food Supplies – TEA & COFFEE’ Contributor: Adviser to the Government of Bahrain (correspondent)Government of Bahrain, Food Controller (correspondent) Date: 1940/1944 Language: EnglishFrenchArabic Extent: 1 file (372 folios)