Distortion of history. Precise mesurements

November 3, 2018
Another part of history we have no idea about... how ancient clocks, watches, mechanical dogs and dolls and other devices were built. What precise instruments were used.
Thanks to this chanel for some videos i used for explanations
World's Oldest Micrometer - 1776! Who made this thing?? - https://www.youtube.com/watch?v=1K_NQlmOwqM

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Global Vision in Russian https://rumble.com/user/Celnozor