Old Style leap year starting on Friday

This is the calendar for any Old Style leap year starting on Friday, 25 March. The Old Style calendar ended the following March, on 24 March. Examples: Julian year 1552, 1636 or 1720 (see bottom tables).
A leap year is a year with 366 days, as compared to a common year, which has 365.
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 Previous year (leap) Next year (leap)