1. 'File 5/190 V Manumission of slaves at Muscat: individual cases' Date: 1935/1939 Language: EnglishArabic Geographic region: MuscatAl-Hasa Extent: 1 volume (453 folios)
2. 'File 5/193 I (B 23) Slavery in the Gulf' Date: 1924/1929 Language: EnglishArabicPersian Extent: 1 volume (216 folios)
3. 'File 5/190 IV Manumission of slaves at Muscat: individual cases' Date: 1933/1935 Language: EnglishArabic Geographic region: Trucial Coast Extent: 1 volume (301 folios)
4. 'File 5/191 Kidnapping of Baluchis and Indians on the Mekran Coast and exporting them for sale at Oman and Trucial Coast' Date: 1921/1922 Language: EnglishArabic Geographic region: BaluchistanMekran CoastTrucial CoastOman Extent: 1 volume (249 folios)
5. 'File 5/193 IV (B 55) Slavery in the Persian Gulf' Contributor: Senior Naval Officer in the Persian Gulf (correspondent) Date: 1938/1939 Language: EnglishArabic Extent: 1 volume (276 folios)
6. 'File 5/196 II Slave traffic in the Gulf' Date: 1929/1938 Language: EnglishArabic Extent: 1 volume (216 folios)
7. ‘File 5/196 I Slave traffic in the Gulf: Hindu boys kidnapped from Karachi and other cases’ Date: 1927/1930 Language: EnglishArabic Geographic region: PersiaBaluchistanTrucial CoastZellaq Extent: 1 volume (312 folios)
8. 'File 5/197 I – Absconding of Slaves from Sharja and Henjam' Contributor: Senior Naval Officer in the Persian Gulf (correspondent) Date: 1930/1934 Language: EnglishArabicPersian Extent: 1 volume (202 folios)
9. 'File 5/198 II, 199, 200 Kidnapping of persons on the Trucial Coast; purchase and export of slaves from the Trucial Coast; Saudi Government's regulations on the slave traffic' Date: 1935/1941 Language: EnglishArabic Geographic region: Trucial Coast Extent: 1 volume (77 folios)
10. 'File 5/191 IV Individual slavery cases' Date: 1929/1934 Language: EnglishArabic Geographic region: BaluchistanOmanTrucial Coast Extent: 1 volume (338 folios)