70 Koi: Space Is in Hand, Peking University Has Me

Siheyuan, Chronology, Sign-In, Lots of Supplies, Reasonable Data

Looking for chronological documents such as Siheyuan and Zhengyangmen, it must be systematic, preferably signed in, with a lot of material items every time, and most importantly, the chronological data must be reasonable, like a wedding gift of about ten yuan, rather than the kind that gives hundreds of yuan as a gift whenever you are happy