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Chronometry
The science of the measurement of time.
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Chronometry > Clock 
dwarf tall clock
Chronometry; Clock
This anomalous title describes a miniature American tall, or long case clock, more popularly known as a grandmother clock. Although made in small numbers by comparison with tall ...
Dutch striking
Chronometry; Clock
Early Dutch clocks sometimes use a striking system in which the hour is struck on a large low-pitched bell and at the half-hour the succeeding hour is struck on a small ...
duplex escapement
Chronometry; Clock
A type of frictional rest escapement, utilizing an escape wheel with two sets of teeth, one for locking and the other for impulsing. It is normally used only in watches, though ...
Japanese drum table clock
Chronometry; Clock
Adaptations of European table clocks, they were not modeled after an oriental drum on a stand nor displayed vertically, and are therefore called table clocks. Almost all such ...
Chinese drum clock
Chronometry; Clock
Truly Chinese, such clocks are in the form of an oriental drum, designed to be supported vertically on a stand. The cases are pierced engraved chased brass cylinders of varying ...
drum clock
Chronometry; Clock
Table clocks of the 16th century can be divided roughly into two groups, tower clocks and drum clocks. On the former the dial was vertical and on the latter it was horizontal, ...
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