Whenever celebrity numbers get together ... the earth’s orbit around the sun is approximately 365.25 days, the Gregorian Calendar usually adds a day at the end of February every fourth year.

Our modern calendar is so similar to his for this ... Sacrobosco proposed that Augustus’ month had a supposedly inferior number of days than Julius’, so the Senate fixed this by stealing ...

In addition to being able to recognize the standard dates that you enter into date fields, Microsoft Outlook understands a few date-related phrases you can use instead of standard date values.