Horology

1. Abbey Clock Clinic - Mark Headrick's Horology Page  (site info) Traditional horology website with information and mantainance tips. Technical descriptions and troubleshooting of escapements. Grandfather clocks, wall clocks, and watches. http://www.abbeyclock.com/ 2. Allan Variance -- Overview by David W. Allan  (site info) Core algorithm of international time scale has multiple metrology applications, from atomic clock frequency characterization to definition of the meter. Equation, explanation and publications. http://www.allanstime.com/AllanVariance/ 3. On Time  (site info) The Smithsonian Institute's exhibition on the changing ways we have measured, used, and thought about time over the past three hundred years. http://americanhistory.si.edu/ontime/ 4. Antique Horology  (site info) The Horological Foundation's directory of web sites for watches, clocks, instruments and barometers. http://www.antique-horology.org/ 5. Jens Olsen's Astronomical Clock  (site info) Description of the restoration of Jens Olsen's Astronomical Clock, a masterpiece in Copenhagen City Hall that consists of 15.448 individual parts. http://www.ateliera.dk/olsen.htm 1-5 of 30. Next »