13
/
en
AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
296432
25487
2

jan 1, 1816 - Miner Safety Lamp was invented by Humphrey Davy 1816

Added to timeline:

7 months ago
0
0
91
Tech

Date:

jan 1, 1816
Now
~ 202 years ago
FeedbackAboutTermsPrivacy