Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Das Premium bekommen

Create a timeline

Public timelines

About & Feedback Vereinbarung Privatheit FAQ

Cabinet Get premium

Donate

28 Dez 1928 Jahr - December 28, 1928- A conference was held by surgeon general hugh Cummings to investigate current conditions and fecomend ways to protect workers.

Zugefügt zum Band der Zeit:

Radium girls

11 Dez 2017

0

0

2138

Datum:

28 Dez 1928 Jahr

Jetzt

~ 96 years ago

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