13. ‘File 28/1 N II Bahrain oil – production figures’ Date: 1946/1947 Language: English Geographic region: Bahrain
14. ‘File 28/5 II License for export of oil from Bahrain. Rules, Regulations & correspondence’ Date: 1940/1947 Language: English
18. ‘File 28/28-III Military requirements: supply of coke (Bahrain smalls) by BAPCO’ Date: 1945/1946 Language: English
19. ‘File 86/2 V (C 44) Bahrain Oil’ Date: 1928/1933 Language: English Geographic region: BahrainSitrah
20. ‘File 86/2 VII (C 48) Bahrain Oil’ Date: 1933/1933 Language: English Geographic region: BahrainSitrah
21. ‘File 86/2 VIII (C 49) Bahrain Oil’ Date: 1934/1934 Language: English Geographic region: BahrainSitrah
22. ‘File 86/2 XI (C 53) Bahrain Oil’ Date: 1933/1934 Language: English Geographic region: BahrainSitrah
23. ‘File 86/2 XV (C 86) Bahrain Oil’ Date: 1937/1942 Language: English Geographic region: BahrainSitrah
24. ‘File 86/2 IX (C 50) Bahrain Oil’ Date: 1934/1934 Language: English Geographic region: BahrainSitrah