Horology Timekeeping Example History Long Aaron Measure Prime

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Horology is the science of timekeeping. Clocks, and watches are examples of instruments used to measure time.

Horology has a long history and there are many museums devoted to it. An example is the Royal Greenwich Observatory, which is also the source of the Prime Meridian, longitude 0° 0' 0".

1 See also

2 External links

Timekeeping