1 janv. 1844 - Completion of the first telegraph line
Description:
The first telegraph line was successfully completed in 1844 between Baltimore and Washington. This allowed for the first time ever, instant communication over far distances all over the country. This was a change in the field of communication and business.Ajouté au bande de temps:
Date:
1 janv. 1844
Maintenaint
~ Il y a 180 ans
