Subject
Health
4
Health education
4
History
4
Tuberculosis
3
Food
2
Health and hygiene
2
Public health
2
Accounting
1
Budgets, Personal
1
Citizen participation
1
Communism
1
Diet
1
Economic aspects
1
Education
1
Emblems
1
Families
1
Food consumption
1
Home economics
1
Home nursing
1
Hygiene
1
Invitation cards
1
Milk
1
Pasteurization
1
Politics and government
1
Public opinion
1
Rats
1
Rats as carriers of disease
1
Treatment
1
Women
1
Women's health services
1
World War, 1914-1918
1