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dec 19, 1862 - Germ Theory

Description:

Alexander Yerson takes diseased sailor bubos and looks under microscope and puts it into guinea pig; it dies, finds cause

Added to timeline:

Diseases and Discoveries Related That Have Impacted Recorded Human History

ByTommy Chhoeum

14 Dec 2018

1

0

941

Date:

dec 19, 1862

Now

~ 163 years ago

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