In which period was the calendar invented?
In which period was the calendar initially devised?
During what period was the timetable arise?
During what period was the timetable firstly invented?
In which period did the agenda initially thought up?
When was the timetable initially introduced?
In which period was the timetable generation?
In which period did the schedule arise for the first time?
- 04/13/01:39
- Le calendrier mésoaméricain ancien temps partagé
