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The idea of a convenient perpetual calendar emerged in the Middle Ages in geographical areas with limited access to clergymen, who, equipped with liturgical calendars and the so-called Paschal tables (used to set the dates of movable feasts), enforced the Third Commandment on behalf of the Catholic Church. The need for a handy tool that enabled an illiterate user to track the calendar independently...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.