Gregorian Calendar Codexery

A source-cited reference to gregorian calendar

Gregorian Calendar

30 February 1712 · Adoption of the Gregorian calendar · Arabic names of Gregorian months · Century common year · Century leap year · Christopher Clavius · Common Era · Common year starting on Friday · Common year starting on Monday · Common year starting on Saturday · Common year starting on Sunday · Common year starting on Tuesday · Determination of the day of the week · Dominical letter · Doomsday rule · Fasli calendar · Inter gravissimas · Leap year starting on Friday · Leap year starting on Saturday · Leap year starting on Sunday · Leap year starting on Thursday · Leap year starting on Tuesday · Aloysius Lilius · Giuseppe Moletti · all 30 →