1. 'AGREEMENT relating to the Sharjah Oil Concession' Date: 1937/1937 Language: English Geographic region: Sharjah
2. 'AGREEMENT relating to the Debai Oil Concession. HIS MAJESTY'S GOVERNMENT IN THE UNITED KINGDOM and PETROLEUM CONCESSIONS LIMITED DATED 5TH February, 1937.' Date: 1937/1937 Language: English Geographic region: Debai
3. 'AGREEMENT relating to the refining of crude oil. HIS MAJESTY'S GOVERNMENT IN THE UNITED KINGDOM and PETROLEUM CONCESSIONS LIMITED DATED 5TH February, 1937.' Date: 1937/1937 Language: English
4. 'DUBAI OIL CONCESSION AND CONNECTED DOCUMENTS' Date: 1937/1937 Language: English Geographic region: Dubai
5. 'File 9/1 A. Presentation of arms by P.C.L. to Rulers of Trucial Coast' Date: 1938/1941 Language: English
8. Ext 574/48 'Roster of employees of Petroleum Concessions Ltd, Bahrain, Petroleum Development (Qatar) Ltd and Petroleum Development (Trucial Coast) Ltd' Date: 1952/1952 Language: English
9. 'Rough Tracing Showing Approach to P.D. (Q.) Jetty at Dohat ez Zekrit. (QATAR)' Date: 1938/1938 Language: English
10. 'Rough Tracing Showing Approach to P.D. (Q.) Jetty at Dohat ez Zekrit. (QATAR)' Date: 1938/1938 Language: English
11. PZ 236/41 'Disturbances on the Trucial Coast.' Date: 1941/1941 Language: English Geographic region: IbriAinaneDhahirah
12. PZ 4841/1937 'Persian Gulf: Haji Williamson & Major Holmes' Date: 1937/1938 Language: English Geographic region: BahrainTrucial CoastDibaiKoweit
