1. ‘Book 128’ Letters outward Contributor: HM Ambassador to Iran (recipient)Senior Naval Officer in the Persian Gulf (recipient)Native Agent, Trucial Coast, Sharjah (correspondent)Government of Bombay, Secretary to the Political Department (correspondent)Emir of Dubai, Āl Maktūm dynasty (recipient)Shaikh Salmin bin Nasir (recipient) Date: 1841/1841 Language: English Geographic region: Trucial CoastBrymee Extent: 1 file (49 folios)
2. '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)
3. ‘Book 131’ Secret letters inward Contributor: Political Agent and Consul, Zanzibar (correspondent)Government of Bombay, Secretary to the Political Department (correspondent)Queen Tsiomeko (witness) Date: 1840/1841 Language: English Geographic region: Trucial CoastZanzibarKarrack (island)Nos Beh (island) Extent: 1 file (119 folios)
4. 'Book 133' Secret letters inward Contributor: Government of Bombay, Secretary to the Political Department (correspondent) Date: 1841/1842 Language: English Geographic region: Trucial CoastKarrack (island)Eastern Africa Extent: 1 file (37 folios)
5. 'Vol 195 1854/55 Bahrain; Arab Coast and Muscat; Slave Trade' Contributor: Political Agent, Turkish Arabia (recipient)Government of Bombay, Secretary to the Political Department (correspondent)Native Agent, Muscat (correspondent)HM Chargé d'Affaires to Iran (correspondent) Date: 1854/1855 Language: English Geographic region: Trucial CoastKateefLingahDemaum Extent: 1 volume (389 folios, 109 items)
6. 'Old index Book No 143 From January To Dec' Vol 143 Letters outward Contributor: Governor of Muscat (correspondent)Native Agent, Bahrain (correspondent)Native Agent, Muscat (correspondent)Government of Bombay, Secretary to the Political Department (correspondent) Date: 1844/1844 Language: English Geographic region: Trucial Coast Extent: 1 volume (275 folios)
7. 'Vol 188 1854/55 Arabian Coast and Muscat; Accounts and General' Contributor: Government of Bombay, Secretary to the Political Department (correspondent) Date: 1854/1854 Language: English Extent: 1 volume (235 folios)
8. Book 105: Letters inwards 1838 Contributor: Government of Bombay, Secretary to the Political Department (correspondent)Superintendent of the Indian Navy (correspondent) Date: 1838/1838 Language: English Geographic region: CarrackPorbandar State Extent: 1 file, 6 items (16 folios)
9. Vol 13 Letters Inward Contributor: HM Ambassador to Iran (correspondent)Government of India, Foreign and Political Department (correspondent)Government of Bombay, Secretary to the Political Department (correspondent)Government of Bombay, Secretary to the Financial, Public, Revenue and Judicial Departments (correspondent)Government of Bombay, Assistant Deputy Paymaster-General (correspondent)Bombay Marine Board, Assistant Secretary (correspondent)Government of Bengal, Chief Secretary (correspondent)Government of Bombay, Deputy Accountant General (correspondent)Government of Bombay, Military Paymaster General (correspondent)Government of Bombay, Commercial Department (correspondent)Government of Bombay, Military Department (correspondent) Date: 1811/1813 Language: English Geographic region: SherazBussoraMuskat Extent: 1 volume, 191 items (145 folios)
10. 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)
11. Vol 116: 'Secret Letter Book Volume 3' Contributor: East India Company, Court of Directors, Secret Committee (correspondent)Government of Bombay, Secretary to the Political Department (correspondent) Date: 1839/1840 Language: English Geographic region: PersiaOmanBahreinBrymeeSherazKarrack (island)Nedjd Extent: 1 volume (140 folios)
12. Vol 16 Letters outward Contributor: Government of Bombay, Military Department (correspondent)Government of Bombay, Commercial Department (correspondent)HM Ambassador to Iran (correspondent)Bombay Marine Board, Secretary (correspondent)Government of Bombay, Secretary to the Political Department (correspondent) Date: 1815/1815 Language: English Extent: 1 volume, 195 items (99 folios)