During what period was the timetable created?
During what period was the agenda initially established?
At what time was the agenda arise?
At what time did the schedule originally invented?
During what period was the schedule originally thought up?
During what period was the timetable firstly introduced?
At what time was the timetable inception?
At what time did the schedule come about for
the first time?
Calendar Ancient Egypt Solar Year Lunar Month
