7 avr. 1855 - Max Von Pettenkofer
Description:
Poisonous clouds cause cholerabacteria had nothing to do w disease
drank a vial of stool
came down with cholera-like disease but didn't die.
Ajouté au bande de temps:
Date:
7 avr. 1855
Maintenaint
~ Il y a 169 ans
