At what time did the calendar created?
At what time was the timetable first devised?
During what period did the schedule come into
existence?
When did the calendar firstly invented?
During what period was the agenda firstly imagined?
During what period did the timetable initially introduced?
In which period was the timetable creation?
At what time did the timetable come about for the first time?
Who invented the first calendar WiseAnswers
