At what time was the agenda invented?
During what period was the timetable
first established?
At what time did the schedule come into existence?
In what
period did the calendar initially invented?
In which period did the schedule initially thought up?
At what time was the schedule firstly introduced?
At what time was the
timetable creation?
During what period was the timetable arise for the first time?
The History of the Advent Calendar I Oxford Open Learning
