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- Author(s):
- Cohn, Hermann, 1838-1906
- Publication:
- [Chicago? : s.n., 1893?]
- Subject(s):
- Myopia -- epidemiology
Myopia -- prevention & control
Child
Cross-Cultural Comparison
Cross-Sectional Studies
Prevalence
Schools
- Author(s):
- Billings, John S. (John Shaw), 1838-1913, author
United States. Census Office, author.
- Publication:
- Washington, D.C. : Government Printing Office, 1893
- Subject(s):
- Vital Statistics
District of Columbia
Baltimore
- Author(s):
- Anders, James M. (James Meschter), 1854-1936, author
- Publication:
- [Philadelphia?] : [publisher not identified], [1893?]
- Subject(s):
- Erysipelas -- epidemiology
Seasons
- Author(s):
- Corson, Eugene Rollin, 1855- author
- Publication:
- Ithaca, N.Y. : Comstock Publishing Co., 1893
- Subject(s):
- African Americans
Population Forecast
Population Health
United States
- Author(s):
- Drown, Thomas M. (Thomas Messinger), 1842-1904, author
- Publication:
- [Boston?] : [publisher not identified], [1893?]
- Subject(s):
- Soil -- chemistry
Water Pollutants -- analysis
Water Supply
Massachusetts