1. '86/12-III CONFIDENTIAL A. 85 P.C.L. MUSCAT' Date: 1937/1944 Language: English Geographic region: OmanMuscatDhofar
2. 'File 38/15 Oil concessions in Arabia and the Gulf (Muscat)' Date: 1933/1949 Language: English Geographic region: BuraimiSaudi ArabiaRubʻ al KhālīOman
3. 'File 82/1 III (F 64) Prospecting licenses for Kuwait, Bahrain, Nejd, Trucial Coast and Oman' Date: 1923/1925 Language: English Geographic region: BahrainKuwait
4. 'Confidential 86/12-i A. 70 Petroleum Concessions Limited. MUSCAT' Date: 1936/1937 Language: English Geographic region: OmanMuscat
5. 'CONFIDENTIAL 86/12-ii A.75. P.C.L. MUSCAT' Date: 1937/1937 Language: English Geographic region: OmanMuscatDhofar
6. 'Sultanate of Muscat and Oman [Oil concession agreement]' Date: 1937/1937 Language: English Geographic region: Muscat
7. 'File 82/1 II (F 53) A.P.O.C., and Oil Concession - Arab Coast' Date: 1923/1924 Language: English Geographic region: البحرينالكويتنجدكوهماندراس تنورهرأس تنورهزلاق
8. 'File 14/1 III Oil concession in Muscat' Date: 1937/1938 Language: English Geographic region: Oman
9. Coll 20/18(2) 'Muscat: Oil: Political Agreement and Exchange of Notes' Date: 1937/1944 Language: English
10. Coll 20/18(3) 'Muscat: Muscat Oil Concession: Personnel of Petroleum Concessions Ltd.' Date: 1938/1938 Language: English
12. Coll 30/110(4) 'Trucial Coast Oil Concession: Muscat Oil Concession. Hinterland Exploration & Survey.' Date: 1945/1948 Language: English Geographic region: Trucial CoastDhofarSultanate of Muscat and Oman
