313. File 2794/1921 Pt 6 'Persian Gulf: Oil: Bahrain' Date: 1933/1934 Language: English Geographic region: Bahrain
314. File 2794/1921 Pt 6 'Persian Gulf: Oil: Bahrain.' Date: 1931/1933 Language: English Geographic region: Bahrain
315. File 522/1922 Pt 2 'Bahrein: Passport arrangements for travellers between Bahrein and Persia; Position of Bahreinis in Persia' Date: 1923/1932 Language: English Geographic region: Bahrain
316. File 522/1922 Pt 1 'Persian Gulf: Bahrein affairs: Retirement of Shaikh Isa; Reforms' Date: 1922/1924 Language: English Geographic region: Bahrain
317. File 522/1922 Pt 3 'Bahrein: Persian claim to sovereignty' Date: 1922/1929 Language: English Geographic region: Bahrain
318. File 522/1922 Pt 4 'Persian Gulf: Bahrein: Internal' Date: 1924/1931 Language: English Geographic region: Bahrain
319. File 522/1922 Pt 5 'Persian Gulf: Bahrein: Administration: Internal Affairs: British Interference' Date: 1924/1931 Language: English Geographic region: Bahrain
320. File 522/1922 Pt 6 'Persian Gulf: Bahrain: Financial Adviser: Budget' Date: 1924/1931 Language: English Geographic region: Bahrain
321. File 522/1922 Pt 7 'Bahrain: Persian claim to sovereignty; Persian Treaty negotations 1929-1930' Date: 1929/1933 Language: English Geographic region: Bahrain
322. File 2297/1919 ‘Persian Gulf Residency Monthly Reports. 1912-20.’ Date: 1912/1921 Language: English Geographic region: BahrainMaskatKoweit
323. File 2794/1921 'PARTS 7, 8 & 9 BAHRAIN OIL CONCESSION, WIRELESS, TELEPHONES, AND CUSTOMS DUTIES &c.' Date: 1933/1935 Language: English Geographic region: Bahrain
324. File 2794/1921 Pt 10 'Oil. Persian Gulf. Bahrain. Refinery at Bahrain.' Date: 1933/1938 Language: English Geographic region: Bahrain