Horology Reference

Horology

The science of measuring time.

American Watchmakers-Clockmakers Institute (AWI)
A W I
American Watchmakers-Clockmakers Institute. A non-profit trade association dedicated to the advancement of horology. Horology is the study of the art and science of time.
The Directorate of Time
Naval Master Clock
The Directorate of Time, located at the U.S. Naval Observatory in Washington, D.C. is the official source of time used in the U.S. You can also view a list of time zones worldwide.
Internet Clocks, Counters, and Countdowns
Internet Clocks
A collection of Internet clocks, counters, countdowns, and timers. Current time, international clocks, alternate time systems, national debt, world and US population, death, military spending, doomsday, sun, millenium, and other clocks. Also has a section on clock and counter programming code.
Calendars through the Ages
Calendars
A site covering the history of the human endeavor to organize our lives in accordance with the sun and stars...calendars of different cultures and timeline of calendar facts.
Calculation of the Ecclesiastical Calendar
Ecclesiastical Calendar
Will calculate the dates and days-of-the-week for Western and Orthodox Christian holy days, feasts, etc. for any year after 325 AD.
The Calendar Zone
The Calendar Zone
Celestial Calendars, Cultural & Religious Calendars, Holidays, Millennium Info, Calendar Reform, Today Calendars, Web & Interactive Calendars, Calendar Information, & Calendar Software.
Clockworks: From Sundials to the Atomic Second
Sundials to Atomic
Clockworks is an animated historical exhibit of the many devices that have been created to measure time. Starting with the sundial and continuing to the modern-day cesium atomic clock.
Date and Time Gateway
Date & Time
This page gives the exact Greenwich Mean Time, of the moment you access the page. It also allows you to link to a specific city, listed by region, or to a specific time zone.
The Greenwich 2000 Network
Greenwich 2000 Time
Greenwich is the official start-point of the Millennium. This site contains links to worldwide celebration information, history, and explanations of time.
Horology - The Index
Horology
Horology is the science of time, timekeeping and timekeepers (incl. clocks and watches). This site... contains a hierarchical index to over 300 linked URLs related to horology.
Manor House Museum
Museum
Founded upon collections assembled over more than a century, this museum of art and horology collects, preserves and presents two quite different, but complementary, themes.
Mystical World Wide Web Time Grid
Time Grid
"This section of Mystical-WWW examines the global concept of Time, Days, Months and Seasons, covering festivals, myths, legends and much more."
The Official U.S. Time
Official U.S. Time
Click on any time zone on a map of the United States, and find out the official time for that zone, accurate within 1 second. This site also includes links to other time-related Web sites and exhibits.
10,000 Year Calendar
Calendar
A perpetual calendar; allows users to check days of the week for dates in history and in the future. Browsable, not searchable, but easy enough to use.
Time Zone Converter - The Time Zone
The Time Zone
The time zone rules on which the converter is based are updated whenever local laws or ordinances change to provide you with the most accurate time converter utility on the Net!"
Gear Manufacturer
Edgerton Gear
Wisconsin company that makes gears, pulleys, etc. using nylasteel.
Timezone Converter
Timezone Converter
"Specify the time zone, time and date to convert from, and the time zone to convert to."
Virtual Perpetual Calendars
Perpetual Calendars
A site that currently provides the calendar for any year in the 19th-21st centuries plus a quick reference to signs of the zodiac and seasons of the year along with their corresponding dates.
The World Clock
World Clock
The current time at over 500 locations worldwide. It can be customized.