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Subjects
- History, 18th Century[remove]59
- History, 19th Century16
- United States15
- History, 17th Century10
- History of Medicine9
- Physicians -- history7
- Disease Outbreaks6
- Yellow Fever6
- England5
- Politics5
- Pennsylvania4
- Printing -- history4
- Famous Persons3
- History, 20th Century3
- Massachusetts3
- Mortality3
- New York City3
- Priestley, Joseph, 1733-1804.3
- United Kingdom3
- Anesthesia -- history2