25. 'Memorandum respecting the Aden Frontier Delimitation' Creator: Author: Foreign Office Date: 1906/1906 Language: English Geographic region: Aden Protectorate
26. File 1356/1912 Pt 1 'Turco-Persian Frontier:- negotiations at Constantinople.' Creator: Author: Alwyn Parker Date: 1912/1912 Language: English Geographic region: TurkeyPersiaMohammerahShatt al ʻArab
28. 'File 8/1 MUSCAT STATE AFFAIRS: GWADUR/KALAT BOUNDARY' Date: 1942/1948 Language: English Geographic region: GwadurKalat
30. 'File 5/193 III (B 46) Slavery in the Persian Gulf' Date: 1936/1938 Language: English Geographic region: Dubai
32. 'File 8/1 GWADUR-KALAT BOUNDARY 1912-1942' Date: 1912/1942 Language: English Geographic region: KalatGwadur
33. 'Status of the Islands of Tamb, Little Tamb, Abu Musa, and Sirri' Creator: Author: Sir John Gilbert Laithwaite, Knight Date: 1928/1928 Language: English Geographic region: Tamb IslandSirriAbu Musa Island
34. 'No. 1. Memorandum: Relations between Persia and Iraq' Creator: Author: Foreign Office Date: 1928/1928 Language: English Geographic region: PersiaIraq
36. Aden Delimitation: The History of the Question and the Present Situation as Regards the Territories of the Amir of Dthali Date: 1902/1902 Language: English Geographic region: Aden Protectorate