38. 'Précis of correspondence regarding Trucial Chiefs, 1854-1905' Date: 1906/1906 Language: English Geographic region: Trucial Coast
39. 'Précis of correspondence regarding the affairs of the Persian Gulf, 1801-1853' Creator: Author: Jerome Anthony Saldanha Date: 1906/1906 Language: English Geographic region: PersiaArabian PeninsulaPersian Gulf
40. 'File 1/A/38 I Negotiations with Bin Saud re:- Eastern boundary of Saudi Arabia with Qatar & Trucial Oman.' Date: 1934/1935 Language: English Geographic region: QatarTrucial CoastSaudi Arabia
41. 'File 1/A/38 II Negotiations with Bin Saud re: Eastern boundary of Saudi Arabia with Qatar & Trucial Oman.' Date: 1935/1935 Language: English Geographic region: QatarSaudi ArabiaAbu DhabiTrucial Oman
42. 'File 61/7 (D 65) Bin Saud's relations with the Sheikh of Kuwait' Date: 1922/1929 Language: English Geographic region: Kuwait
43. 'File 2/10 1 II. AVIATION. ROYAL AIR FORCE. (1) Reconnaissance of Basrah, Aden, Muscat, Masirah, Murbat, Sauqrah Bay Etc. AIR ROUTE.' Date: 1926/1931 Language: English Geographic region: Aden
44. 'File 2/2 III Kuwait-Iraq Smuggling.' Date: 1934/1935 Language: English Geographic region: Jazīrat WarbahIraqBubiyan Island
45. 'File 2/2 V Kuwait-Iraq Smuggling.' Date: 1935/1937 Language: English Geographic region: SafwanIraqFao
47. 'File 8/20: MUSCAT STATE AFFAIRS: RISE OF OMANIS' Date: 1917/1920 Language: English Geographic region: Oman