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Start Over You searched for: Collections Medicine in the Americas, 1610-1920 Remove constraint Collections: Medicine in the Americas, 1610-1920 Dates by Range 1850-1899 Remove constraint Dates by Range: 1850-1899

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22054. Moisture and dryness, or the analysis of atmospheric humidities in the United States: an essay read before the American Climatological Association (1884), and including the presentation of a rule of moisture and dryness, by which the climate is evenly subdivided according to the combined evidences of moisture, together with seasonal cloudiness and absolute humidity Signal Service charts

22057. Canities

22058. Atrophia pilorum propria

22060. What is ozone?