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Horology is the science of time, timekeeping and timekeepers. Organized collection of links to horological websites globally.
www.horology.com
A very basic introduction to how electric clocks work, with animated pictures. Also a collection of cheap electric clocks with pictures and descriptions.
home.clara.net
The Horological Foundation's directory of web sites for watches, clocks, instruments and barometers.
www.antique-horology.org
Complete five-part explanation of time and how it is measured, including information about clocks, time zones, calendars, BC and AD.
www.howstuffworks.com
The Smithsonian Institute's exhibition on the changing ways we have measured, used, and thought about time over the past three hundred years.
americanhistory.si.edu
How The Days of the Week Got Their Names
A short history of the week and each day of the week.
www.indepthinfo.com
Autobiography of the physicist who built the world's first operational atomic clock.
www.btinternet.com
"Orologio" at the St. Mark's Square Tower, Venice - Antica Orologeria Zamberlan
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.
www.orologeria.com
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.
www.clockmaker.co.uk
Allan Variance -- Overview by David W. Allan
Core algorithm of international time scale has multiple metrology applications, from atomic clock frequency characterization to definition of the meter. Equation, explanation and publications.
www.allanstime.com
Jens Olsen's Astronomical Clock
Description of the restoration of Jens Olsen's Astronomical Clock, a masterpiece in Copenhagen City Hall that consists of 15.448 individual parts.
www.ateliera.dk
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.
www.my-time-machines.net
The History of Clocks and Watches
Learn about the history of clocks and watches, and discover the evolution of timekeeping devices from the first primitive sundials to the ultramodern atomic clocks. Includes a timeline.
home.rochester.rr.com
Abbey Clock Clinic - Mark Headrick's Horology Page
Traditional horology website with information and mantainance tips. Technical descriptions and troubleshooting of escapements. Grandfather clocks, wall clocks, and watches.
www.abbeyclock.com
History of daylight saving time and how we use it to save energy.
webexhibits.org