30
/ru/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
1638791
130596
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
Создать
Close
Create a timeline
Public timelines
Library
FAQ
1 янв 1930 г. - Charles Lauritsen invents a high-voltage x-ray machine for radiation therapy
Добавлено на ленту времени:
Chemistry 1 Integrated Timeline Project
By
MICHAEL EDWARDS
15 сен 2018
0
0
293
Дата:
1 янв 1930 г.
Сейчас
~ 94 г назад
About & Feedback
Соглашение
Приватность
Библиотека
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
Write your own review on
Trustpilot.com
