30
/de/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
June 15, 2024
67378
6283
2
Public Timelines
FAQ
Menu
Public Timelines
FAQ
Public Timelines
FAQ
For education
For educational institutions
For teachers
For students
Open cabinet
For educational institutions
For teachers
For students
Open cabinet
Erstellen
Close
Create a timeline
Public timelines
Library
FAQ
30 Jul 1919 Jahr - Francis William Aston used a mass spectrograph to identify 212 isotopes.
Zugefügt zum Band der Zeit:
atomic timeline
By
brooke
26 Sep 2017
0
0
767
Datum:
30 Jul 1919 Jahr
Jetzt
~ 104 years ago
About & Feedback
Vereinbarung
Privatheit
Bibliothek
2024
©
Time.Graphics
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
Excellent (Trustpilot Reviews)
Based on 115+ reviews