Horology is the science of time, timekeeping and timekeepers. Organized collection of links to horological websites globally.
A very basic introduction to how electric clocks work, with animated pictures. Also a collection of cheap electric clocks with pictures and descriptions.
The Horological Foundation's directory of web sites for watches, clocks, instruments and barometers.
A humorous approach towards explaining the nature of leap years, in particular why 2000 is a leap year.
Complete five-part explanation of time and how it is measured, including information about clocks, time zones, calendars, BC and AD.
The Smithsonian Institute's exhibition on the changing ways we have measured, used, and thought about time over the past three hundred years.
A short history of the week and each day of the week.
Autobiography of the physicist who built the world's first operational atomic clock.
Website of Antica Orologeria Zamberlan, Italy. Extensive technical and historical explanation of the restoration and controversy of the "Orologio" Tower at St. Mark's Square, Venice.
Company specialized in all aspects of work connected with church clocks, public clocks, and tower clocks which includes the full historical restoration of antique clock movements.
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