14. ‘File XXXVIII/3 SUR AFFAIRS. SUR & THE AMIRS OF JA‘ALAN. 1927 to oct: 1928.’ Date: 1927/1928 Language: English
15. ‘File XXXVIII/5 REPORT ON SUR. By MAJOR G. P. MURPHY., I.A. P. A., MUSCAT. 10-10-1928.’ Date: 1928/1928 Language: English
16. ‘FILE. B/11. KIDNAPPING ON TRUCIAL COAST' Date: 1936/1939 Language: English Geographic region: Trucial Coast
19. 'File 5/193 III (B 46) Slavery in the Persian Gulf' Date: 1936/1938 Language: English Geographic region: Dubai
21. 'File 8/7 Arms traffic; arms convention; prevention of slavery' Date: 1922/1928 Language: English
23. Letter from Lt-Col Samuel Hennell, Resident in the Persian Gulf, to Arthur Malet, Chief Secretary to the Government Bombay Date: 1851/1851 Language: English Geographic region: Būshehr