145. Coll 6/72 'Saudi Arabia: Relations with the Yemen. Delimitation of the Saudi-Yemeni Frontier.' Date: 1934/1936 Language: English Geographic region: YemenSaudi Arabia
146. Coll 6/9 'Jeddah Reports Jany 1931–' Date: 1931/1938 Language: English Geographic region: Kingdom of Nejd and HejazSaudi Arabia
147. Coll 6/76 'Saudi Arabia: Oil concessions over the Red Sea littoral.' Date: 1936/1937 Language: English Geographic region: Saudi Arabia
148. Coll 6/63 'SOUTH EASTERN ARABIA AND QATAR BOUNDARIES.' Creator: Author: Committee of Imperial Defence, Standing Official Sub-Committee for Questions Concerning the Middle East Date: 1923/1934 Language: English Geographic region: Saudi ArabiaQatar
149. Coll 7/24 'Arabia: supply of munitions of war to King Ibn Saud and Imam of Yemen' Date: 1933/1936 Language: English Geographic region: YemenSaudi Arabia
150. Coll 5/85 ‘Airfield at Dharan for U.S.A.A.F.: Proposal to construct new airport at Bahrain (Hamala)’ Creator: Author: Ministry of Civil Aviation Date: 1944/1947 Language: English Geographic region: BahrainMiddle EastPersian Gulf
151. Coll 30/8 'Persian Gulf - Pearling: Various Enquiries Concerning' Date: 1929/1948 Language: English Geographic region: BahrainPersian GulfSaudi Arabia