Subject
- Claims18
- Colonial administration18
- Education18
- Diplomacy17
- Kings and rulers--Succession17
- Air services agreements16
- Harbours16
- Taxation16
- Territorial disputes16
- Trade (practice)16
- Visits16
- Homicide15
- Reports15
- Slavery14
- State visits14
- Debt recovery13
- Ikhwan revolt (1927-1930)13
- Passports13
- Territorial waters13
- Treaty of Friendship, Commerce and Navigation between Great Britain and Muscat (1939)13