1. '11/1 TREATMENT OF BAHARNA IN HASA AND QATIF' Date: 1914/1950 Language: English Geographic region: HasaQatif
3. '11/18 EXCHANGE OF MAILS BETWEEN HASA & BAHRAIN' Date: 1932/1940 Language: English Geographic region: QatifHofufHasa
4. 'Procedure re Claims against Hasawis. Correspondence with the Amir of Hasa' Date: 1933/1933 Language: English Geographic region: HasaNejd
5. 'Persian Gulf - Turkish jurisdiction along the Arabian coast (Part I)' Creator: Author: India Office, Assistant Secretary to the Political and Secret Department, Date: 1879/1879 Language: English Geographic region: قطرشبه الجزيرة العربيةعدنالبحرينمسقطالخليج العربيالساحل المتصالحالأحساء
6. 'Persian Gulf - Turkish jurisdiction along the Arabian coast (Part II)' Creator: Author: India Office, Assistant Secretary to the Political and Secret Department, Date: 1879/1879 Language: English Geographic region: قطرشبه الجزيرة العربيةالبحرينالخليج العربيالساحل المتصالحالعُديدالبدعالأحساء
7. ‘Persian Gulf. Regarding the intention of the Wahabee Ameer Fysul to rebuild Adeed – Vol: 11’ Date: 1850/1850 Language: English Geographic region: LahsahAdeed
8. ‘Persian Gulf. Intelligence regarding the intention of the Wahabee Ruler to visit Lahsah ostensibly to establish his authority over certain Bedouin Tribes – reported’ Date: 1852/1853 Language: English Geographic region: BahreinLahsah
10. ‘File 5/190 III Manumission of slaves at Muscat: individual cases’ Date: 1929/1932 Language: English Geographic region: MuscatAl-Hasa
11. 'Military Report on the Arabian Shores of the Persian Gulf, Kuwait, Bahrein, Hasa, Qatar, Trucial Oman and Oman' Date: 1933/1933 Language: English Geographic region: BahrainKuwait
12. 'Military Report and Route Book. The Arabian States of the Persian Gulf. 1939' Date: 1940/1940 Language: English Geographic region: QatarBahrein
