33
/ru/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
81852
7525
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
Получить премиум
Close
Create a timeline
Public timelines
FAQ
About & Feedback
Соглашение
Приватность
FAQ
Support 24/7
Cabinet
Get premium
Donate
5 ч 42 мин, 1 янв 1932 г. - The phase contrast microscope was invented.
Добавлено на ленту времени:
microscope through the years
By
Kaitlyn Hornung
28 сен 2017
0
0
457
Дата:
5 ч 42 мин, 1 янв 1932 г.
Сейчас
~ 93 г назад
About & Feedback
Соглашение
Приватность
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
