History of social media (prior to 1900)

Postal service

550 BCE

System of messengers who rode horses carrying mail day and night.

Telegraph

1792

The telegraph is a device for transmitting and receiving messages over long distances

Pneumatic Post

1865

The pneumatic post was another wya for letters to be delivered more quickly between people. Underground pressured air tubes carry capsules from one area to another

Telephone

1890

Using telephone lines let’s people communicate long distances

Radio

1891

Using radio signals allows people to communicate long distances