1. '86/12-III CONFIDENTIAL A. 85 P.C.L. MUSCAT' Contributor: India Office (correspondent)Political Agent, Bahrain (correspondent)Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent)Petroleum Development Oman (correspondent)Political Agent and Consul, Muscat (correspondent) Date: 1937/1944 Language: EnglishArabic Geographic region: OmanMuscatDhofar Extent: 1 volume (278 folios)
2. '86/21 - II P.C.L. Exploration of Trucial Hinterland. B 51' Contributor: Petroleum Concessions Limited (correspondent)Political Agent, Bahrain (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent)Assistant Political Agent, Bahrain (correspondent)Political Agent and Consul, Muscat (correspondent) Date: 1938/1938 Language: English Geographic region: BaraimiJebel HafitMuscatJebel Faiyah Extent: 1 file (142 folios)
3. '86/21 - III B.65. Trucial Hinterland Exploration' Contributor: Petroleum Concessions Limited (correspondent)Abu Dhabi Company for Onshore Oil Operations (correspondent)Political Agent, Bahrain (correspondent)Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent)Political Agent and Consul, Muscat (correspondent) Date: 1939/1945 Language: English Geographic region: BaraimiJebel HafitMuscatJebel Faiyah Extent: 1 file (126 folios)
4. 'Muscat Civil Air Agreement, 1947, and connected correspondence' Contributor: Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent)Political Agent and Consul, Muscat (correspondent) Date: 1947/1947 Language: English Geographic region: MuscatOman Extent: 1 file (9 folios)
5. 'Political Events Oman and Muscat' Contributor: Political Resident, Persian Gulf (correspondent)Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent) Date: 1880/1881 Language: EnglishArabic Geographic region: Oman Extent: 1 file (91 folios)
6. 'Political Affairs of Muscat and Oman' Contributor: Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent) Date: 1874/1876 Language: EnglishArabic Geographic region: Oman Extent: 3 volumes (549 folios)
7. 'Political' Contributor: Political Resident, Persian Gulf (correspondent)Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent) Date: 1882/1882 Language: EnglishArabic Geographic region: Oman Extent: 1 file (61 folios)
8. 'Book No 219. From November 1856 and January 1857 To July 1861' Contributor: Native Agent, Muscat (correspondent)Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent)Sultan of Zanzibar (correspondent)Political Agent and Consul, Muscat (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)Turkī bin Sa'īd Āl Bū Sa'īd (correspondent) Date: 1857/1862 Language: EnglishArabicHebrew Geographic region: MuscatZanzibarOman Extent: 1 volume (327 folios)
9. 'Book No 271' [Resident's Tour: Reports for 1858 and 1859] Contributor: Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)Shaikh of Demaum (correspondent) Date: 1858/1863 Language: EnglishArabic Geographic region: Socotra Extent: 1 volume (115 folios)
10. ‘Vol 239 Miscellaneous general and secret correspondence’ Contributor: Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent) Date: 1857/1860 Language: EnglishHindiMalayalam Extent: 1 volume (13 items, 36 folios)
11. 'File 22/12 Situation at Diba' Contributor: Political Agent and Consul, Muscat (correspondent)Political Agent, Trucial Coast (correspondent)Regent of Kalba (correspondent)Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent)Assistant Political Agent, Bahrain (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)Shiḥūḥ (Tribe) (correspondent) Date: 1940/1945 Language: EnglishArabic Geographic region: DibaKalba Extent: 1 file (90 folios)
12. 'File 22/23 Recognition of FUJAIRAH as Independent State' Contributor: Political Agent and Consul, Muscat (correspondent)Political Agent, Trucial Coast (correspondent)Foreign Office (correspondent)Shaikh of Fujairah (correspondent)Sultan of Muscat and Oman, Āl Bū Sa'īd Dynasty (correspondent)Abu Dhabi Company for Onshore Oil Operations (correspondent)Native Agent, Trucial Coast, Sharjah (correspondent)Petroleum Concessions Limited (correspondent) Date: 1938/1950 Language: EnglishArabic Geographic region: Fujairah Extent: 1 file (58 folios)