2017年04月 / Mesoamerican calendars Wikipedia
12345678910111213The History Of Advent Calendars The Fact Site15161718192021222324252627282930The History of the Advent Calendar from 1902 until now Jolablot
List of decades centuries and millennia Wikipedia
2017年04月14日(金)
【More・・・】
Calendar Roman Ancient Lunar When did the calendar originated?
At what time was the calendar initially introduced?
At what time was the calendar arise?
When was the calendar originally created?
During what period did the timetable firstly imagined?
In which period was the schedule firstly devised?
At what time did the schedule inception?
In what period did the timetable emerge for the first time?