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26 giug 1797 anni - Jenner's Smallpox Presentation

Descrizione:

Edward Jenner presented his smallpox inoculation to the Royal Society of London. When they didn't buy into his theory, he published "An Inquiry into the Causes and Effects of the Variolae Vaccinae".

Aggiunto al nastro di tempo:

Data:

26 giug 1797 anni
Adesso
~ 228 years ago