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 Acuerdo Privacidad FAQ

Cabinet Get premium

Donate

31 dic 1912 año - 1913 - Moseley Used X-ray gun to accurately measure atomic number

Añadido al timeline:

Periodic Table Development

16 oct 2018

0

0

278

fecha:

31 dic 1912 año

Ahora mismo

~ 112 years ago

About & Feedback Acuerdo Privacidad FAQ

Cabinet Get premium

Donate

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

Secured with SSL