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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
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sep 11, 1930 - Eugen Goldstein discovered protons and canal rays.

Added to timeline:

14 Oct 2018
0
0
312
Atomic Theory Timeline

Date:

sep 11, 1930
Now
~ 93 years ago
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