49. Coll 30/22 'Persian Gulf, Bahrein. Bahrein State Budget; Question of Successor to British Adviser to Shaikh of Bahrain' Date: 1946/1946 Language: English Geographic region: Bahrain
50. File 1311/1905 ‘Persian Gulf: - Post Offices. (Parcel Post Convention)’ Date: 1902/1911 Language: English Geographic region: Persia
51. File 1173/1914 ‘Muscat:- financial affairs. Loans to the Sultan.’ Date: 1910/1927 Language: English Geographic region: Muscat
53. File 57/1928 Pt 14 'Nejd-Koweit: Proposals for a comprehensive settlement between Ibn Saud & the Sheikh of Koweit.' Date: 1929/1931 Language: English
54. File 2297/1919 ‘Persian Gulf Residency Monthly Reports. 1912-20.’ Date: 1912/1921 Language: English Geographic region: BahrainMaskatKoweit
