Smoke Signals (1 Jan 150 Jahr v. Chr. – 1 Jan 500 Jahr)

Beschreibung:

For a long time, smoke signals were the best way to send messages from far distances. In 150 BC the Greeks used a system of smoke signals that could mean alphabetical symbols when using the smoke.

Zugefügt zum Band der Zeit:

Datum:

1 Jan 150 Jahr v. Chr.

1 Jan 500 Jahr

~ 650 years