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19 nov 1735 - chronometer

Description:

A marine chronometer is a timepiece that is precise and accurate enough to be used as a portable time standard; it can therefore be used to determine longitude by means of celestial navigation.

Ajouté au bande de temps:

13 nov. 2017
0
0
452

Date:

19 nov 1735
Maintenaint
~ Il y a 290 ans