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Subjects
- Bacteriologists -- Michigan -- Ann Arbor.1
- Clergy -- Michigan.1
- Conservation of natural resources -- Michigan.1
- Dwellings -- Michigan -- Flint.1
- Epidemiology.1
- Laboratories.1
- Medicine -- Michigan.1
- Pellagra.1
- Physicians -- Michigan -- Ann Arbor.1
- Physicians -- Michigan -- Detroit.1
- Physicians -- Michigan.1
- Poor persons.1
- Public health -- Michigan.3
- Public health -- United States.2
- Red Cross and Red Crescent -- Michigan.1
- Roads -- Michigan.1
- Slums -- Michigan -- Flint.1
- Whooping-cough.1
- Women bacteriologists -- Michigan -- Ann Arbor.1
- Women.1