1. ‘File 5/168 IV Manumission of slaves on Arab Coast: individual cases’ Date: 1925/1931 Language: English
2. ‘File 5/201 Manumission of slaves and rules relating to cases arising out of the pearling industry’ Date: 1918/1918 Language: English Geographic region: BūshehrAbū-ShahrHormuz Isle
3. 'File 5/190 V Manumission of slaves at Muscat: individual cases' Date: 1935/1939 Language: English Geographic region: MuscatAl-Hasa
4. 'File 5/168 VIII Manumission of slaves on Arab Coast: individual cases' Date: 1939/1940 Language: English