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Calendar

World Studies » World History » Other World History

Calendars Through the Ages

looks at the astronomical basis of calendars, the history of our (Gregorian) calendar, and when various countries moved from the Julian to the Gregorian calendar. Learn about Leap Year, the solar cycle, equinoxes and solstices. (webexhibits.org, National Institute of Standards and Technology)

   Go to this website
The Islamic calendar (or Hijri calendar) is a purely lunar calendar

The Islamic calendar

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