37. 'File No. 17/17 Direct Wireless Communication by the California Arabian Standard Oil Company With America.' Date: 1940/1942 Language: English Geographic region: Saudi Arabia
38. 'File 1/A/38 V Saudi Arabian Frontier Negotiations' Date: 1937/1942 Language: English Geographic region: QatarSaudi ArabiaAbu Dhabi
40. 'File 11/40 Sa'udi Arabian Negotiations with H.M. Government' Date: 1935/1935 Language: English Geographic region: Saudi Arabia
41. 'File 11/44 Leading Personalities in Iraq, Iran & Saudi Arabia' Creator: Author: Foreign Office Date: 1947/1948 Language: English Geographic region: PersiaIraqSaudi Arabia
42. 'File 11/29 Policy of H.M. Government Regarding Arabian Affairs' Date: 1931/1933 Language: English Geographic region: Trans-JordanSaudi ArabiaIraq
43. ‘File 16/37 A II Anti Locust Measures’ Date: 1943/1944 Language: English Geographic region: PersiaPersian GulfSaudi ArabiaTrucial Coast
44. ‘File 16/37A-I Anti-Locust Measures’ Date: 1942/1943 Language: English Geographic region: Persian GulfTrucial CoastSaudi ArabiaOman
45. 'File 6/28 II Saudi Arabia-Muscat Boundary' Date: 1949/1949 Language: English Geographic region: Saudi Arabia
46. 'File 6/28 III Saudi Arabia-Muscat Boundary' Date: 1950/1950 Language: English Geographic region: Saudi Arabia
47. 'File 6/28 IV Saudi Arabia - Muscat Boundary' Date: 1949/1950 Language: English Geographic region: Saudi Arabia
48. 'File 6/28 Foreign Interests: Sa'udi Arabian Boundary' Date: 1934/1938 Language: English Geographic region: Saudi Arabia