33
/it/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
2323922
195632
2
Create a timeline
Public Timelines
For education
For educational institutions
For teachers
For students
Cabinet
For educational institutions
For teachers
For students
Open cabinet
FAQ
Close
Create a timeline
Public timelines
FAQ
About & Feedback
Accordo
Privatezza
FAQ
Support 24/7
Cabinet
Get premium
Donate
17 apr 1919 anni - Aston
Descrizione:
Discovered the existence of isotopes through the use of a mass spectrograph.
Aggiunto al nastro di tempo:
scientific atom timeline
By
Kyrell Brown
11 dic 2018
0
0
352
Data:
17 apr 1919 anni
Adesso
~ 106 years ago
About & Feedback
Accordo
Privatezza
FAQ
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
