Chronometry

Chronometry

The science of the measurement of time.

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Chronometry > Clock

brass weights

Chronometry; Clock

The best clocks have brass-cased driving weights. Clock weight design may be used as a guide to the date of manufacture of a clock. However, dealers and repairers frequently ...

Japanese bracket clock

Chronometry; Clock

Japanese bracket clocks started to develop at the end of the 17th century but did not become widely available until the later period of Japanese clockmaking, after 1800. ...

brass dial

Chronometry; Clock

Although painted iron dials are sometimes found in early Gothic clocks, brass was the principal material in general use from the late 16th to the later years of the 18th century, ...

bracket clock

Chronometry; Clock

Term used by the British to indicate a table or shelf clock. Characterized by a square case with a handle on top, as it was designed to be carried from room to room.

Boulle work

Chronometry; Clock

A form of marquetry of plain or engraved brass with tortoiseshell, taking its name from Andre Charles Boulle. Boulle developed its use greatly, though he has no claim to be its ...

Bornholm clock

Chronometry; Clock

The Danish island of Bornholm is situated in the Baltic, south of Sweden. Clockmaking is said to have begun there about 1750 when a cargo of English longcase clocks on its way to ...

chalice sundial

Chronometry; Clock

A form of scaphe dial in which the dial is in the form of a chalice or cup, usually of metal. The hour lines are engraved on the inside of the cup, and the time is shown by the ...