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 Vereinbarung Privatheit FAQ

Cabinet Get premium

Donate

First known Abacus (15 Jan 2700 Jahr v. Chr. – 11 Okt 2300 Jahr v. Chr.)

Beschreibung:

Made from the early Babylonians

Zugefügt zum Band der Zeit:

I.C.T. growth over the centuries

ByBabis Kinigopoulos

29 Feb 2020

0

0

252

Datum:

15 Jan 2700 Jahr v. Chr.

11 Okt 2300 Jahr v. Chr.

~ 399 years

About & Feedback Vereinbarung Privatheit FAQ

Cabinet Get premium

Donate

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

Secured with SSL