Subject
- Diplomacy15
- Russo-Persian War (1826-1828)11
- Astronomy--Early works to 180010
- Philosophy -- Early works to 18007
- Geographical exploration6
- Geometry--Early works to 18006
- Anglo-Persian War (1856-1857)5
- International relations5
- Medicine--Early works to 18005
- Military intelligence5
- Slave trade5
- Bilateral relations4
- Claims4
- Colonial administration4
- Treaties4
- Boundaries3
- Debt recovery3
- Military operations3
- Military pensions3
- Passports3