The Calendar's 10,000 Year History | World History Posted: March 20, 2025 | Last updated: March 20, 2025 Join us as we journey through the history of timekeeping, from ancient civilizations to the ...

I encountered unrecorded history, if that is not a contradiction in terms. The other item was a pictographic calendar begun by an unknown person and carried on by Poolaw. It covers just more than ...