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ספרים בחינם

An Essay on Contagious Diseases more particularly on the small-pox, measles, putrid, malignant, and pestilential fevers

Clifton Wintringham · 2015

ספרייה ציבורית, Project Gutenberg. בלי הרשמה.

Communicable diseases -- Early works to 1800Smallpox -- Early works to 1800Fever -- Early works to 1800