33
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
1823287
147278
2
Public Timelines
FAQ Get premium

jan 1, 1854 - John Snow

Description:

Discovered that specific drinking wells were causing the Cholera outbreak in London.

Added to timeline:

13 Dec 2018
1
0
895

Date:

jan 1, 1854
Now
~ 171 years ago