Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Get premium

Create a timeline

Public timelines

About & Feedback Terms Privacy FAQ

Cabinet Get premium

Donate

jan 1, 1907 - Открытие 4 группы крови

Description:

Врач Ян Янский открыл 4-ю группу крови.

Added to timeline:

История профессии

ByHelena Grishkina

2 Dec 2018

0

0

621

Date:

jan 1, 1907

Now

~ 118 years ago

About & Feedback Terms Privacy FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL