Subject
- Fortifications[remove]60
- Fort Capitano (Muscat)6
- Building construction5
- Bilateral relations4
- Defences4
- Diplomacy4
- Harbours4
- Military intelligence4
- Panoramas4
- Territorial disputes4
- Tribal relations4
- Building maintenance3
- Labour3
- Military strategy3
- Personnel3
- Administration2
- Anglo-Persian War (1856-1857)2
- Coal2
- Customs duty2
- Fort Jellalee (Muscat)2