John Duffy

Born 1915

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3 books

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Books

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The healersJohn Duffy
The healers
John Duffy · 1976 · 385 pages
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SanitariansJohn Duffy
Sanitarians
John Duffy · 1992 · 344 pages
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History of Public Health in New York City, 1625 - 1866John Duffy, Duffy, John
History of Public Health in New York City, 1625 - 1866
John Duffy, Duffy, John · 1968 · 640 pages
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