1. 'Vol 166 1850 Muscat' Contributor: Political Agent and Consul, Zanzibar (correspondent)Emir of Najd, Wahhabi dynasty (correspondent)Samuel Hennell (correspondent) Date: 1850/1850 Language: English Geographic region: Rass el KhymaDebaiSoharShinas Fort Extent: 1 file, 15 items (41 folios)
2. 'Vol 174 1851/52 General or Miscellaneous and Packets' Contributor: Residency Surgeon, Persian Gulf (correspondent)Political Agent and Consul, Zanzibar (correspondent)Commander of the brigantine Tigris (correspondent)Commander of the brigantine Euphrates (correspondent)Samuel Hennell (correspondent) Date: 1850/1851 Language: English Geographic region: ZanzibarQaisRass el KhymaSoharAbo ThabeeAdeedEuphrates RiverBushireEl BiddahKenn IslandBassidoreKateefCongoonDoahFowaritGutturInderabia Extent: 1 volume, 54 items (83 folios)
3. 'File 35/16, 40 Attack on Sohar; Jannabah disturbances at Sur' Date: 1895/1898 Language: English Geographic region: Sohar Extent: 1 volume (24 folios)
4. ‘Letters outward’ Date: 1831/1831 Language: English Geographic region: MuscatSohar Extent: 1 volume (67 folios)
5. 'Vol 186 1853/54 Bahrain; Arabian Coast and Muscat; Slave Trade' Contributor: Political Agent and Consul, Zanzibar (correspondent)Native Agent, Bahrain (correspondent)King of Bahrain (correspondent)HM Chargé d'Affaires to Iran (correspondent) Date: 1853/1854 Language: English Geographic region: QatarTrucial CoastBassidoreBrymeeSohar Extent: 2 volumes, 107 items (424 folios)
6. 'File 2/10 1 II. AVIATION. ROYAL AIR FORCE. (1) Reconnaissance of Basrah, Aden, Muscat, Masirah, Murbat, Sauqrah Bay Etc. AIR ROUTE.' Contributor: Council of Ministers (correspondent; subject)Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent; subject)Royal Air Force (correspondent)Persian Gulf Political Residency (correspondent)Shaikh 'Īsá bin Ṣāliḥ al-Ḥārithī (correspondent; subject)Bertram Sidney Thomas (correspondent; subject) Date: 1926/1931 Language: EnglishArabic Geographic region: AdenSharjahAbu DhabiSoharBaraimiQishnSocotra Extent: 1 volume (233 folios)
7. 'File 11/3 Diaries and reports: Capt O'Connor's report on Oman' Date: 1930/1930 Language: English Geographic region: SurSohar Extent: 1 file (53 folios)
8. Vol 179 1852/53 Squadron, Persian Gulf Contributor: Commander of the schooner Constance (correspondent) Date: 1852/1852 Language: English Geographic region: ZanzibarBassidoreAboothabeeSoharLingah Extent: 1 volume, 16 items (28 folios)
9. Vol 166 ‘1850 No.3. Political Department Bushire Resident English Records Arabian Coast of Persian Gulf’ Contributor: Native Agent, Bahrain (correspondent)King of Bahrain (correspondent) Date: 1849/1850 Language: English Geographic region: Kenn IslandAboothabeeDabayeSoharShinas FortAdeedKarrack (island) Extent: 1 volume (98 folios)
10. 'File 2/20 II. AVIATION B. ROYAL AIR FORCE. (3J) R.A.F. Landing Ground at Sahar.’ Contributor: AHQ Iraq (correspondent; subject)Royal Air Force (correspondent) Date: 1929/1930 Language: EnglishArabic Geographic region: Sohar Extent: 1 file (15 folios)
