This is the calendar for any Old Style leap year starting on Monday, 25 March. The Old Style calendar ended the following March, on 24 March. Examples: Julian year 1616, 1720 or 1748 (see bottom tables).
A leap year is a year with 366 days, as compared to a common year, which has 365.
Previous year (common) Next year (common) Previous year (leap) Next year (leap)References
Old Style leap year starting on Monday Wikipedia(Text) CC BY-SA