Which version of Tianlin Jiucheng Palace?

The book "Tian Lin Jiu Cheng Gong" was published on 20 18, and was published by Tianjin University Press. According to relevant public information, Tian Lin Jiu Cheng Gong Bei is a copybook written by the famous calligrapher Professor Tian. The Inscription of Liquan in Jiucheng Palace is an inscription in Tang Dynasty, written by Wei Zhi and written by Ou Yangxun, which describes the discovery of Liquan by Emperor Taizong during his summer vacation in Jiucheng Palace. Ou Yangxun is one of the four great writers in the early Tang Dynasty. His representative regular script includes Li Quan Ming in Jiuchenggong, Huangfu Birthday Monument, Huadu Temple Monument, and his running scripts include Zhong Nimeng's Sticking, Running Script Thousand Words and so on. Ou Yangxun's 90% Palace Ritual Spring Inscription is his masterpiece at the age of 76.