Public Timelines

For companies For educational institutions For teachers For students Dashboard

For educational institutions For teachers For students Dashboard

Create a timeline

Public timelines

About & Feedback Terms Privacy FAQ

Dashboard Get premium

Donate

jun 7, 1590 - Hans and Zacharias Janssen invented the first optical microscope

Added to timeline:

Cynthia Aleman

17 Oct 2017

0

0

807

Date:

jun 7, 1590

Now

~ 436 years ago

Images:

About & Feedback Terms Privacy FAQ

Dashboard Get premium

Donate

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

Secured with SSL