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April 1, 2024
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Smoke Signals (1 gen 150 anni a. C. – 1 gen 500 anni)

Descrizione:

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.

Aggiunto al nastro di tempo:

11 nov 2018
0
0
274
Technology Timeline
Geography Homework

Data:

1 gen 150 anni a. C.
1 gen 500 anni
~ 650 years
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