Horology Time Reference

Complete five-part explanation of time and how it is measured, including information about clocks, time zones, calendars, BC and AD.

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• Jens Olsen's Astronomical Clock - Description of the restoration of Jens Olsen\\'s Astronomical horology Clock, a masterpiece in Copenhagen City Hall that horology consists of 15.448 individual parts.
• Horology.com - Horology is the science of time, timekeeping and horology timekeepers. Organized collection of links to horological websites horology globally.
• 24 hour analog clocks - The 24 hour analog clock and watch site. History, software, time and the places to find clocks with 24 h dials.
• Mark Frank's Home Page - Website showing the restoration of a French flat bed tower clock in great detail, step by step, as well as other information and links of tower clock sites.
• Allan Variance -- Overview by David W. Allan - Core algorithm of international time scale has multiple time metrology applications, reference from atomic clock frequency characterization to time definition of the meter. reference Equation, explanation and time publications.
• Abbey Clock Clinic - Mark Headrick's Horology Page - Traditional horology website with information and mantainance tips. Technical descriptions reference and troubleshooting of escapements. Grandfather clocks, wall clocks, and watches.
• Leap Year Calculation for Year 2000 - A response to a VMS problem report giving horology a detailed horology explanation of why 2000 is a horology leap year.
• How Stuff Works: Time - Complete five-part explanation of time and how it reference is measured, time including information about clocks, time zones, reference calendars, BC and AD.
• Functionning of a Simple Mechanical Watch - Explanation of the roles of components of a wristwatch.
• Louis Essen - Autobiography of the physicist who built the world\\'s time first operational time atomic clock.
• David Knight - Watchmaker from UK - Articles and pictures of the first two watches made by horology David Knight. Rich artistic pictures.
• How The Days of the Week Got Their Names - A short history of the week and each day of horology the week.
• Ludwig Oechslin - Curator at the Musée International d’Horlogerie (international watch horology museum) in time La Chaux- de - Fonds, Switzerland. horology He has designed some time of the most complex horology wristwatches in history.
• Pocket Horology - National chapter of the NAWCC dedicated to collaborative time research on reference the history and horology of pocket time watches.
• Cumbria Clock Company - Company specialized in all aspects of work connected reference with church horology clocks, public clocks, and tower clocks reference which includes the full horology historical restoration of antique reference clock movements.
• "Orologio" at the St. Mark's Square Tower, Venice - Antica Orologeria Zamberlan - Website of Antica Orologeria Zamberlan, Italy. Includes horology technical and historical explanation of the restoration and horology controversy of the "Orologio" Tower at St. Mark\'s horology Square, Venice.
• Daylight Saving Time - History of daylight saving time and how we time use it time to save energy.
• UNITAS Reference Site - UNITAS wristwatch and pocketwatch movements from 1898 to the present.
• Antique Horology - The Horological Foundation\\'s directory of web sites for time watches, clocks, horology instruments and barometers.
• Clocks and Time - Horological index for organizations, clock and watch museums, related software, time mailing lists and links. Maintained by Gordon T. Uber.
• The Horology Source - Gateway to all aspects of clocks, watches, timekeeping, horology and the time science of horology.
• National Association of Watch and Clock Collectors - Organization of watch and clock enthusiasts.
• On Time - The Smithsonian Institute\\'s exhibition on the changing ways reference we have time measured, used, and thought about time reference over the past three time hundred years.

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