A Walk Through Time
A NIST Physics Laboratory presentation - The Evolution of Time Measurement |
733 |
Gregorian Calendar
Albert Van Helden's history of the Gregorian calendar. |
593 |
Peter Meyer's Calendar Studies
Articles on various calendars (Gregorian, Maya, lunar, etc.) and calendrical topics. |
440 |
Julian Day Numbers
Article about the nature and origin of the Julian day number system. |
1639 |
Doomsday Algorithm for day of week
The Doomsday algorithm gives you the day of the week (Sunday, Monday, etc.) for any date, and you can do it in your head. |
725 |
The Calendar
A comparison of various calendar systems. |
589 |
Calendopaedia - The Encyclopedia of Calendars
A description and comparison of calendars from around the world and across time. |
464 |
Time Emits - Ages of Adam
Time Emits - Ages of Adam is about ancient calendars of the Holy Bible |
464 |