[:en]HISTORY of the 13-Month, 28-Day Calendar[:] | calendartruth.info
[:en]The 13-month, 28-day alternative has been in use on this planet for more than 6000 years. In prehistoric India and China, and throughout South America it was the standard time-keeping system. …
https://calendartruth.info/calendar-history/
11:56 PM - Apr 16, 2024
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