Subject
- Concessions[remove]53
- Pearl industry and trade38
- Petroleum industry16
- Oil15
- Indentured labour4
- Education3
- Piracy3
- Slave trade3
- Boundary disputes2
- Diaries2
- Kings and rulers--Deposition2
- Meteorological data2
- Reports2
- Shipping2
- Treaty of Maritime Peace in Perpetuity (1853)2
- Armed forces1
- Arms traffic1
- Bahrain Order in Council (1913)1
- Birth1
- Building maintenance1