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Chronometry
The science of the measurement of time.
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Chronometry > Clock 
year train
Chronometry; Clock
The problem of providing sufficient power to drive the escapement with the very high gear ratios necessary to make a clock go for a whole year has been successfully overcome by ...
zaandam clock
Chronometry; Clock
A clock made between c. 1680 and 1730 in the area around the town of Zaandam in north Holland. The case of the Zaandam clock has an oak back panel, which is almost always outlined ...
zappler clock
Chronometry; Clock
A miniaturisation of the standing Telleruhr made in Austria. They are only about 2in. High. The name is derived from the rapidly moving pendulum suggesting the German 'fidget'.
zebrawood
Chronometry; Clock
A striped, straw-colored African wood that is sliced into veneers to cover an unattractive wood; also called zebrano.
arbor
Chronometry; Clock
The axle upon which a clock's pinions and wheels are mounted. The arbor carrying the balance or pallets is often called a staff. Before the introduction of economic steel-making ...
appointments clock
Chronometry; Clock
An aid for the professional or business man to help in keeping appointments - an aural equivalent of the desk diary. One of the best known early appointments, or memorandum clocks ...
anti-friction wheel
Chronometry; Clock
A method, found only in very high-quality work, of supporting clock pivots on smooth wheels to reduce friction.
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