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jan 1, 1836 - Three Ages of Technology

Description:

Christian Thomsen theorized that there was a Stone Age, Bronze Age, and Iron Age, these being the three ages of technology before him. Charles Lyell also theorized that the Earth went through multiple phases and that it is far older than previously thought.

Added to timeline:

Anthro timeline

Bydandom
27 Aug 2020
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248

Date:

jan 1, 1836
Now
~ 189 years ago
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