8 févr. 1897 - 1897: Hamburg, Altona, and Cholera is Proven to be Germs
Description:
An outbreak of cholera based around Hamburg on the river Elba ended up proving germ theory when it came clear that nearby Altona, who filtered their water, did not also get cholera.Ajouté au bande de temps:
Date:
8 févr. 1897
Maintenaint
~ Il y a 128 ans