33
/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
2417037
203536
2

jan 15, 1803 - John Dalton

Description:

Experiments with gases that first became possible at the turn of the 19th century led Dalton in 1803 to propose a modern theory of the atom.

Added to timeline:

4 Jan 2019
0
0
326

Date:

jan 15, 1803
Now
~ 222 years ago

Images: