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A chronometer is a type of very accurate clock used to measure the time at sea so that a ship can precisely know where it is sailing. This chronometer was used on board HMS Beagle on its voyage ...
Crossing the Atlantic in the 1700s was no easy feat. The fastest ships could make the voyage in as little as a month, but for ...
A timepiece used on a seagoing voyage by the HMS Beagle – the ship that carried Charles Darwin on his travels – has been ...
The term chronometer comes from two Greek words, and roughly means “time measurer.” The word first came into use in the early 18th century with specific reference to timepieces designed for ...
The ship's chronometer was essential to the development of the British Nation by providing ships with their longitude. From 1736 when the first practical chronometer was produced by Harrison until ...
This article was originally published with the title “ The Ship's Chronometer : Its History and Development ” in SA Supplements Vol. 29 No. 756supp (June 1890), p. 12072 doi:10.1038 ...
While no mechanical timekeeping device can match the accuracy of today’s electronic clocks, there are a few that over the years came tantalizingly close. And with Daylight Saving Time ...
The Ship's Chronometer. Cincinnati: American Watchmakers Institute Press, 1985. Location Currently not on view Credit Line Department of the Navy. Bureau of Ships date made 1838-1843 1838 - 1843 ID ...
In the days before GPS, the accuracy of a ship’s chronometer might be a matter of life and death. Navigators used them to determine longitude by measuring the local time via a sextant and a star ...
The word chronometer goes back to the early eighteenth century, when an English clockmaker called Jeremy Thacker invented a vacuum-sealed clock. Without air resistance, it was extremely accurate ...