Pre-Industrial Age (Before 1700s) - People discovered fire, developed paper from plants, and forged weapons and tools with stone, bronze, copper and iron. (1 gen 2500 anni a. C. – 1 gen 1700 anni)
Aggiunto al nastro di tempo:
Data:
1 gen 2500 anni a. C.
1 gen 1700 anni
~ 4202 years