When was the schedule invented?
In what period was the timetable initially introduced?
In
what period was the timetable arise?
In what period was the agenda initially created?
In
which period was the calendar originally envisioned?
In which period was the schedule firstly introduced?
At what time did the calendar generation?
When was the calendar arise for the first time?
- 04/13/01:39
- How Did People Count Years Before BC and AD Medium
