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

jul 9, 1899 - el abaco

Description:

su origen fue en china se utilizo para hacer sumas y restas

Added to timeline:

evolucion de la tecnologia

Byluis angel vargas vergara

30 Oct 2018

0

0

326

Date:

jul 9, 1899

Now

~ 126 years ago

Images:

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