1860: Difference between revisions

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* [[Victor Kullberg]] of Sweden, deposits a chronometer equipped with a new pendulum system at the Greenwich Observatory.
* [[Victor Kullberg]] of Sweden, deposits a chronometer equipped with a new pendulum system at the Greenwich Observatory.
* French engineer [[Ed. Phillips]] publishes a study on regulation of the hairspring.
* French engineer [[Ed. Phillips]] publishes a study on regulation of the hairspring.
* The National Watch Co. in Nashua New Hampshire is founded


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[[Category:Year]]
[[Category:Year]]

Latest revision as of 21:20, 3 January 2024

1859    <<    1860    >>    1861