3. 'Pocket No. 25: Enclosure to Part III of Volume I of the Persian Gulf Gazetteer: Chart showing the Pearl Banks along the Arabian Shore of the Persian Gulf between Ras Tanura and Debai' Date: 1915/1915 Language: English
4. ‘Persian Gulf. Pearl Fishery – Vol: 23’ Date: 1849/1850 Language: English Geographic region: Persian Gulf
6. 'Book No 271' [Resident's Tour: Reports for 1858 and 1859] Date: 1858/1863 Language: English Geographic region: Socotra
8. ‘File 5/168 IV Manumission of slaves on Arab Coast: individual cases’ Date: 1925/1931 Language: English
11. 'File 9/14 Visit of Danish Fishing Vessel to Persian Gulf' Creator: Author: Director of the Danish Biological Station Date: 1936/1937 Language: English