At what time was the agenda originated?
When was the timetable
first established?
In what period was the agenda come into existence?
In which period was the timetable firstly invented?
During what period did the agenda initially imagined?
In which period was the agenda initially devised?
In what period was the timetable generation?
At what time did the calendar emerge for the first time?
- 04/13/01:39
- Advent calendar Wikipedia
