Traditional calligraphy can be divided into two parts, or it can only be divided into two parts. The format of the next paragraph is,
Time (usually not Gregorian calendar)+(%location)+author+(respect) book
Such as: "Ding Chun (Xiahuan) worships books in Gufengtang XX".
In traditional calligraphy, dates are marked by years, and months are marked by lunar calendar, not specific to a certain day.