this is the calendar for any leap year starting on monday, january 1 (dominical letter gf), such as 1940, 1968, 1996, 2024, and 2052. "a leap year beginning on monday", jonstlouis.htmlplanet.com, 2011, webpage: htmcal.  {| class="wikitable" |- ! millennium ! century ! align="center" colspan="10" | year |- | 2nd millennium: | 18th century: | &nbsp; 1720 | &nbsp; 1748 | &nbsp; 1776 |- | 2nd millennium: | 19th century: | &nbsp; 1816 | &nbsp; 1844 | &nbsp; 1872 |- | 2nd millennium: | 20th century: | &nbsp; 1912 | &nbsp; 1940 | &nbsp; 1968 | &nbsp; 1996 |- | 3rd millennium: | 21st century: | &nbsp; 2024 | &nbsp; 2052 | &nbsp; 2080 |- | 3rd millennium: | 22nd century: | &nbsp; 2120 | &nbsp; 2148 | &nbsp; 2176 |} ==references==  
Gregorian_calendar Julian_calendar Monday