85. 'File 6/3 Survey of Kuwait and Neutral Zone by the Royal Air Force (also by American Navy)' Date: 1930/1949 Language: English
86. 'File 11/33 Boundary of Dhofar and limits of political jurisdiction of Muscat and Aden' Date: 1937/1947 Language: English Geographic region: Kuria Muria IslandsDhufarAden Protectorate
87. 'File 5/17 Administration in the Neutral Zone' Date: 1949/1949 Language: English Geographic region: Kuwait-Saudi Arabia Neutral Zone
90. 'File 5/2 II Kuwait Neutral Zone' Date: 1934/1936 Language: English Geographic region: Kuwait-Saudi Arabia Neutral Zone
91. 'File 5/2 III Kuwait Neutral Zone' Date: 1936/1939 Language: English Geographic region: Kuwait-Saudi Arabia Neutral Zone
92. 'File 5/2 IV Kuwait Neutral Zone' Date: 1939/1947 Language: English Geographic region: Kuwait-Saudi Arabia Neutral Zone
93. 'File 5/2 V Kuwait Neutral Zone' Date: 1947/1948 Language: English Geographic region: Kuwait-Saudi Arabia Neutral Zone
94. 'File 5/2 VI Kuwait Neutral Zone' Date: 1948/1949 Language: English Geographic region: Kuwait-Saudi Arabia Neutral Zone