Subjects
- Emigrants and Immigrants1
- England1
- Epidemics3
- Epidemics -- prevention & control1
- Fever10
- Haygarth, John, 1740-1827.1
- Hygiene -- education1
- Infant Mortality1
- Infant Nutrition Disorders -- prevention & control1
- Liberia1
- Louisiana1
- Maine1
- Malaria, Falciparum -- epidemiology1
- Massachusetts -- epidemiology1
- Medicine1
- Mexico1
- Michigan7
- Military Medicine1
- Mortality1
- Naval Medicine5