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Modern Slide rule (14 h 39 m, 21 nov 2018 ano – 14 h 49 m, 1 jul 2019 ano)

Descrição:

The Reverend William Oughtred and others developed the slide rule in the 17th century based on the work on logarithms by John Napier.

Adicionado na linha do tempo:

Counting/Caculating Inventions

4 nov 2019

0

0

360

Data:

14 h 39 m, 21 nov 2018 ano

14 h 49 m, 1 jul 2019 ano

~ 7 months

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