Subject
- Plague[remove]469
- Cholera299
- Quarantine37
- Vaccination14
- Smallpox11
- Sanitation10
- Malaria6
- Pilgrimages6
- Communication4
- Embassies and consulates4
- Muslim pilgrims and pilgrimages4
- Shipping regulations4
- Administration3
- Agriculture3
- Diplomacy3
- Hindu pilgrims and pilgrimages3
- Accounting and Finance2
- Bacteriophages2
- Children2
- Christianity2