Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

Create a timeline

Public timelines

About & Feedback Соглашение Приватность FAQ

Cabinet Get premium

Donate

2 март 800 г. - Abbas Firnas produced 1st reading aid - "the reading stone"

Добавлено на ленту времени:

History of Medicine

14 дек 2017

0

0

940

Дата:

2 март 800 г.

Сейчас

~ 1226 г назад

About & Feedback Соглашение Приватность FAQ

Cabinet Get premium

Donate

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

Secured with SSL