| Light_of_Day Shedding light on Queensland's daylight saving opposition. |
| NIST_Time_and_Frequency_Division The National Institute of Standards and Technology maintains time and frequency standards for the United States. |
| NPR___\'Seize_the_Daylight\'__A_History_of_Clock_Chaos Benjamin Franklin first called for the government to tinker with clock hours in the 1780s. But it wasn't until World War I that the United States adopted daylight-saving time as a way to get more ef |
| This_Day_In_History Today in history every day - often with pictures and sound. |
| Time Provides descriptions of several standards of time. |
| Time_FAQ Frequently Asked Questions about time (from sci.astro news group) |
| Time_References To set your watch or clock accurately using a time reference. Explains the various options for residents of North America. |
| Time_Zone_and_Daylight_Saving_Time_Data A directory of sites providing descriptions of civil timekeeping concepts, source code, databases, and maps. |
| Today\'s_Calendar_and_Clock_Page Information on all things relating to calendars, dates, holidays, and time. Find today's date on several different cultural and religious calendars. Includes section on Celestial data, countdown cloc |
| United_States_Code Weights, measures and standard time. |
| U_S__Time_Zones History of standard time in the U.S. |
| A_Walk_Through_Time Evolution of timekeeping through the centuries. |
| BloomsburyMagazine_Research_Centre Offers literature reference searches powered by bloomsbury reference books. |
| Book_Sale_Finder Guide to used book fairs and sales across the USA. |
| Centre_for_the_History_of_the_Book History, projects, and events. |
| Creative_Nonfiction_Magazine Journal includes online essays and book reviews as well as links for the Goucher College MFA in Creative Nonfiction. |
| Instruction_Manuals_UK Instruction manuals for products sold in the United Kingdom. |
| International_ISBN_Agency Includes a user's manual, prefix ranges, details of group agencies, publications, reports, and news. |
| ISBN_Tools Information and tools for using International Standard Book Numbers. Scan them with a CueCat, look them up, or search them. |
| ISBN_org Enables applications to be made for ISBNs, SANs, and ISMNs in the United States and Puerto Rico, and provides information about the standards. |
| Library_of_Economics_and_Liberty Economics classics online, featured essays, letters to the editor, and data links by topic. |
| Nonfiction___Religion_Book_Reviews Collection of reviews by Skylar Hamilton Burris. |
| Resource_Central_-_Books_Online Resource links in finding books on the net. |
| Waddleton_Chronology Attempt to collect and record all books having colour-printed illustrations or decorations from 15th century up to 1893. |
| The_Almanac_News A source for local news for citizens of Palo Alto and Mountain View communities. |
| Almanac_Online Companion to National Public Broadcasting's award-winning radio and television programs: art, music, history, and current events. |
| CNN_Daily_Almanac Provides daily briefs of historical events, previews of currently developing stories, and links to related sites. |
| Community_Almanac Online version of America-wide almanac for small urban communities. |
| Computer_Almanac Collection of numbers relevant to computers, along with references |
| Computer_Industry_Almanac An annual reference guide to the computer industry. Thousands of links. |
| Gary_Price_Fast_Facts Compilation of quick reference resources, including almanacs, statistics, and fact books. |
| Her_Majesty\'s_Nautical_Almanac_Office Produces the Astronomical Almanac, the Nautical Almanac, Astronomical Phenomena, the Star Almanac and the UK Air Almanac. |
| J__Grubers_Hagerstown_Town_and_Country_Farmers_Almanack Weather predictions, garden, health and home, who's who and astronomy. |
| The_Moron\'s_Almanac Humorous take on almanacs. Compares two unrelated events on their anniversary. |
| University_of_Pennsylvania_Almanac Compilation of information on politics, social studies and history. |
| The_World_Almanac Features online ordering of the print edition, today in history, and today's birthdays. |
| American_Society_of_Indexers_-_Thesauri_Online Annotated directory. |
| Bartleby_com__Reference Includes "Roget's International Thesaurus of English Words and Phrases" and Houghton-Mifflin's "Roget's II: The New Thesaurus," third edition. |
| Germ Searchable WordNet and Roget's Thesaurus with meaning trees. |
| HASSET Provides direct term search followed by hierarchical and other types of browsing. Based on a UNESCO thesaurus. |
"Once pursued for its own sake, [astronomical observation] comes to provide the vehicle for scheduling rituals and coordinating the activities of complex society. With the help of the stars, the year and its divisions exist as instruments of organizational authority. The formation of a calendar is basic to the formation of a civilization. The calendar was the first symbolic artifact that regulated social behavior by keeping track of time."— John Zerzan: Time and Its Discontents
The Julian and Gregorian Calendars
1. The Julian Calendar
2. The Gregorian Reform
3. Adoption of the Gregorian Calendar
4. Astronomical Year Numbering
5. The Proleptic Julian and Gregorian Calendars
6. Variation in the Tropical Year
7. Accuracy of the Gregorian and Orthodox Calendars
8. True Length of the Tropical Year
The ISO Date Format
A note concerning date formats, especially the ISO date format.
Types of Calendar
Lunar, solar, lunisolar, solar-count, etc.
Lunar Calendars
A more detailed discussion.
The Hermetic Leap Week Calendar
A calendar with an integral number of 7-day weeks in each year, and which stays in sync with the seasonal year.
The Hermetic Lunar Week Calendar
A solilunar calendar which avoids the problem of rescheduling with each new year.
Julian Day Numbers
The nature and origin of the Julian day number system.
Chronological Julian Date
An explanation of this concept with examples of use.
Why Seven Days in a Week?
Why not six or eight?
The Maya Calendar
Article about the Maya Calendar
See also the documentation for the Mayan Calendrics software
The Structure of the Chinese Calendar
How the Chinese Calendar depends on the times of astronomical events.
The Liberalia Triday Calendar
A new calendar combining a lunar calendar and a solar calendar with 3-day cycles in common.
The Meyer-Palmen Solilunar Calendar
A calendar consisting of 60-year cycles which stays in sync both with the Moon and with the seasons.
The Goddess Lunar Calendar
A calendar whose months accord with the lunar cycles and are named after thirteen goddesses.
The Tabot Calendar
A calendar with (mostly) 30-day months in which New Years Day always falls on November 2nd in the Gregorian Calendar.
Two Integral-WeekSolar Calendars
Two new solar calendars in which years have an integral number of weeks.
When Did the New Millennium Begin?
It depends on which system you use for numbering years.German translation:Wann beginnt das neue Jahrtausend?Portuguese translation:Quando É Que o Novo Milénio Começará?
Interconverting Tibetan and Western Years
Interconverting Chinese and Western Years
The Lunar Calendar in
The Invisible Landscape
Writings by Others:
Lance Latham:
Technical Chronology
Simon Cassidy:
Stonehenge Speaks: An Open Letter to Umberto Eco (PDF file)
Other messages concerning calendars, the vernal equinox year, etc.
Karl Palmen:
Properties of the Meyer-Palmen Solilunar Calendar
Properties of the Hermetic Leap Week Calendar
Lunar Calendar Cycles less than 1885 Months
Week of Weeks Full Moon Nights in Yerm Calendar
Karl Palmen's Calendars
Duncan Steel:
The Non-implemented 33-Year English Protestant Calendar
How Britain got the Calendar Wrong
Robert Poole:
John Dee and the English Calendar: Science, Religion and Empire
Kirkpatrick Sale:
Five Facets of a Myth
Jean Meeus:
Delta T
John R. Beattie:
Millennium Start = 2000 or 2001? A Dissenting "Either-Or" View
Bohumil Böhm and Vladimir Böhm:
The Dresden Codex — the Book of Mayan Astronomy
The Prague Codex — the fifth preserved Mayan manuscript (a Word file, 535 Kb)
Establecimiento de los años bisiestos en el Códice de Madrid (a Word file, 773 Kb, in Spanish)
A calculation of leap years in the Codex of Madrid (a Word file, 540 Kb)
Methods of calculation of Böhm's correlation (a Word file, 468 Kb)
William Becker:
Two Perpetual Calendars
Paul Hill:
Josephus on Herod's Death (and other matters)
W. M. Flinders Petrie:
The Revision of [Egyptian] Chronology
Calendrical and Astronomical Links
Maya Calendar Links
Date/Calendar Software
Hermetic Systems Home Page
