49. 'Vol 186 1853/54 Bahrain; Arabian Coast and Muscat; Slave Trade' Date: 1853/1854 Language: English Geographic region: QatarTrucial CoastBassidore
50. 'Vol. D.16 (File 61/4) Bin Saood - Amir of Nejd's intention to visit Pirate Coast and Oman in 1905' Date: 1905/1907 Language: English Geographic region: OmanAl-HasaTrucial Coast
51. ‘METEOROLOGICAL STATIONS IN IRAN AND ARABIA’ Date: 1935/1935 Language: English Geographic region: Persian GulfTrucial Coast
52. 'Précis of the Treaties and Engagements between the British Government and the Chiefs of the Arabian Coast of the Persian Gulf' Date: 1928/1928 Language: English Geographic region: Trucial CoastBahreinEl Katr
53. 'Persian Gulf précis. (Parts I and II)' Date: 1913/1913 Language: English Geographic region: البحرينالكويتجوادرالأحساءالساحل المتصالحالبدعقطرمسقط
54. 'Précis of correspondence regarding Trucial Chiefs, 1854-1905' Date: 1906/1906 Language: English Geographic region: Trucial Coast
55. '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
56. 'File 1/A/48 I Control of Prices of standard foodstuffs in Bahrain.' Date: 1939/1941 Language: English Geographic region: Trucial Coast
58. 'File 1/A/48 III FOOD CONTROL.' Date: 1942/1942 Language: English Geographic region: Trucial Coast
59. 'File 1/A/48 IV FOOD SUPPLIES.' Date: 1942/1942 Language: English Geographic region: Trucial Coast
60. 'File 2/14 Outbreaks of smallpox, cholera and other diseases on the Trucial Coast' Date: 1935/1942 Language: English Geographic region: SharjahTrucial Coast