289. File 3939/1926 Pt 1-2 'AITCHISON'S TREATIES REVISION KASHGAR, TIBET ETC.' Date: 1926/1934 Language: English
290. File 3939/1926 Pt 3-4 'AITCHISON'S TREATIES REVISION ADEN & ARABIA' Date: 1928/1931 Language: English
291. File 4535/1928 Pt 15 ‘ANGLO-PERSIAN NEGOTIATIONS, 1929- Arbitration Articles in General & Commercial Treaties.’ Date: 1929/1930 Language: English
292. File 4535/1928 Pt 8, 11 ‘PERSIAN GULF: POLICY & NEGOTIATIONS’ Date: 1927/1929 Language: English Geographic region: PersiaPersian Gulf
293. File 4640/1928 Pt 4 ‘Muscat: Future policy in. Tariffs. (April 1932- )’ Date: 1932/1940 Language: English Geographic region: Sultanate of Muscat and Oman
294. File 4640/1928 Pt 4 ‘MUSCAT: FUTURE POLICY IN. Tariffs.’ Date: 1928/1932 Language: English Geographic region: United States of AmericaSultanate of Muscat and OmanFranceSur
295. File 488/1920 Pt 3 ‘Hedjaz:- Relations between H.M. Govt & King Hussein. Question of subsidy. Negotiations for conclusion of a treaty.’ Date: 1921/1925 Language: English Geographic region: Hedjaz
296. File 638/1919 ‘Muscat:- Commercial Treaty with Gt. Britain – Prolongation of.’ Date: 1919/1930 Language: English
297. File 869/1904 Pt 1 'Arms Traffic: - Red Sea, Africa & Aden' Date: 1902/1906 Language: English Geographic region: AdenEastern AfricaRed Sea
298. File 869/1904 Pt 2 'Arms Traffic: - Red Sea, Africa and Aden' Date: 1902/1908 Language: English Geographic region: AdenEastern AfricaRed Sea
299. File 869/1904 Pt 3 'Arms traffic: Red Sea, Africa and Aden' Date: 1909/1911 Language: English Geographic region: AdenEastern AfricaRed Sea
300. File 87/1926 Pt 3-4 'Arabia: IBN SAUD TREATY NEGOTIATIONS' Date: 1926/1930 Language: English Geographic region: Hejaz