What is the size of the old calendar book?

Old Yellow Calendar 9.2* 13cm This is a classic hand-torn old yellow calendar with a size of 50K, which is 92* 130mm.

The yellow calendar, also known as the old yellow calendar, the imperial calendar and the children's calendar, etc. , is a kind of almanac that can display Gregorian calendar, Lunar calendar, Ganzhi calendar and other calendars at the same time, and has a large number of rules and contents related to seeking good fortune and avoiding evil.